Home / 11,306.90-15,599.30-6,526.28

Finding the Fourth Proportional to 11,306.90, 15,599.30 and 6,526.28

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Solution

The fourth proportional to 11,306.90, 15,599.30 and 6,526.28 is: 9,003.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306.90 : 15,599.30 = 6,526.28 : x
  2. Step 2: Convert to fraction form
    11,306.90/15,599.30 = 6,526.28/x
  3. Step 3: Cross multiply
    11,306.90x = 15,599.30 × 6,526.28
  4. Step 4: Simplify right side
    11,306.90x = 101,805,399.60
  5. Step 5: Solve for x
    x = 101,805,399.60/11,306.90
  6. Step 6: Final answer
    x = 9,003.83

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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.