Home / 3,495.56-5,242.08-1,155.13

Finding the Fourth Proportional to 3,495.56, 5,242.08 and 1,155.13

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Solution

The fourth proportional to 3,495.56, 5,242.08 and 1,155.13 is: 1,732.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.56 : 5,242.08 = 1,155.13 : x
  2. Step 2: Convert to fraction form
    3,495.56/5,242.08 = 1,155.13/x
  3. Step 3: Cross multiply
    3,495.56x = 5,242.08 × 1,155.13
  4. Step 4: Simplify right side
    3,495.56x = 6,055,275.10
  5. Step 5: Solve for x
    x = 6,055,275.10/3,495.56
  6. Step 6: Final answer
    x = 1,732.28

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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.