Home / 5,476.31-7,557.30-3,239.29

Finding the Fourth Proportional to 5,476.31, 7,557.30 and 3,239.29

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Solution

The fourth proportional to 5,476.31, 7,557.30 and 3,239.29 is: 4,470.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.31 : 7,557.30 = 3,239.29 : x
  2. Step 2: Convert to fraction form
    5,476.31/7,557.30 = 3,239.29/x
  3. Step 3: Cross multiply
    5,476.31x = 7,557.30 × 3,239.29
  4. Step 4: Simplify right side
    5,476.31x = 24,480,248.53
  5. Step 5: Solve for x
    x = 24,480,248.53/5,476.31
  6. Step 6: Final answer
    x = 4,470.21

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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.