Home / 10,882.34-16,328.62-7,555.70

Finding the Fourth Proportional to 10,882.34, 16,328.62 and 7,555.70

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Solution

The fourth proportional to 10,882.34, 16,328.62 and 7,555.70 is: 11,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,882.34 : 16,328.62 = 7,555.70 : x
  2. Step 2: Convert to fraction form
    10,882.34/16,328.62 = 7,555.70/x
  3. Step 3: Cross multiply
    10,882.34x = 16,328.62 × 7,555.70
  4. Step 4: Simplify right side
    10,882.34x = 123,374,154.13
  5. Step 5: Solve for x
    x = 123,374,154.13/10,882.34
  6. Step 6: Final answer
    x = 11,337.10

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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.