Home / 3,542.71-5,312.84-1,202.16

Finding the Fourth Proportional to 3,542.71, 5,312.84 and 1,202.16

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Solution

The fourth proportional to 3,542.71, 5,312.84 and 1,202.16 is: 1,802.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.71 : 5,312.84 = 1,202.16 : x
  2. Step 2: Convert to fraction form
    3,542.71/5,312.84 = 1,202.16/x
  3. Step 3: Cross multiply
    3,542.71x = 5,312.84 × 1,202.16
  4. Step 4: Simplify right side
    3,542.71x = 6,386,883.73
  5. Step 5: Solve for x
    x = 6,386,883.73/3,542.71
  6. Step 6: Final answer
    x = 1,802.82

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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.