Home / 8,265.28-11,407.02-4,729

Finding the Fourth Proportional to 8,265.28, 11,407.02 and 4,729

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Solution

The fourth proportional to 8,265.28, 11,407.02 and 4,729 is: 6,526.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265.28 : 11,407.02 = 4,729 : x
  2. Step 2: Convert to fraction form
    8,265.28/11,407.02 = 4,729/x
  3. Step 3: Cross multiply
    8,265.28x = 11,407.02 × 4,729
  4. Step 4: Simplify right side
    8,265.28x = 53,943,797.58
  5. Step 5: Solve for x
    x = 53,943,797.58/8,265.28
  6. Step 6: Final answer
    x = 6,526.55

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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.