Home / 3,130.19-4,693.07-1,569.08

Finding the Fourth Proportional to 3,130.19, 4,693.07 and 1,569.08

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Solution

The fourth proportional to 3,130.19, 4,693.07 and 1,569.08 is: 2,352.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130.19 : 4,693.07 = 1,569.08 : x
  2. Step 2: Convert to fraction form
    3,130.19/4,693.07 = 1,569.08/x
  3. Step 3: Cross multiply
    3,130.19x = 4,693.07 × 1,569.08
  4. Step 4: Simplify right side
    3,130.19x = 7,363,770.96
  5. Step 5: Solve for x
    x = 7,363,770.96/3,130.19
  6. Step 6: Final answer
    x = 2,352.50

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,131.19, 4,694.56 and 1,570.08
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.