Home / 10,883.04-16,288.11-7,762.92

Finding the Fourth Proportional to 10,883.04, 16,288.11 and 7,762.92

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Solution

The fourth proportional to 10,883.04, 16,288.11 and 7,762.92 is: 11,618.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,883.04 : 16,288.11 = 7,762.92 : x
  2. Step 2: Convert to fraction form
    10,883.04/16,288.11 = 7,762.92/x
  3. Step 3: Cross multiply
    10,883.04x = 16,288.11 × 7,762.92
  4. Step 4: Simplify right side
    10,883.04x = 126,443,294.88
  5. Step 5: Solve for x
    x = 126,443,294.88/10,883.04
  6. Step 6: Final answer
    x = 11,618.38

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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.