Home / 3,555.24-4,895.38-3,110.60

Finding the Fourth Proportional to 3,555.24, 4,895.38 and 3,110.60

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Solution

The fourth proportional to 3,555.24, 4,895.38 and 3,110.60 is: 4,283.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.24 : 4,895.38 = 3,110.60 : x
  2. Step 2: Convert to fraction form
    3,555.24/4,895.38 = 3,110.60/x
  3. Step 3: Cross multiply
    3,555.24x = 4,895.38 × 3,110.60
  4. Step 4: Simplify right side
    3,555.24x = 15,227,569.03
  5. Step 5: Solve for x
    x = 15,227,569.03/3,555.24
  6. Step 6: Final answer
    x = 4,283.13

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Half scale
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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.