Home / 3,366.17-4,645.31-1,874.22

Finding the Fourth Proportional to 3,366.17, 4,645.31 and 1,874.22

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Solution

The fourth proportional to 3,366.17, 4,645.31 and 1,874.22 is: 2,586.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.17 : 4,645.31 = 1,874.22 : x
  2. Step 2: Convert to fraction form
    3,366.17/4,645.31 = 1,874.22/x
  3. Step 3: Cross multiply
    3,366.17x = 4,645.31 × 1,874.22
  4. Step 4: Simplify right side
    3,366.17x = 8,706,306.12
  5. Step 5: Solve for x
    x = 8,706,306.12/3,366.17
  6. Step 6: Final answer
    x = 2,586.41

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Half scale
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Double scale
Find fourth proportional to 3,367.17, 4,646.68 and 1,875.22
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.