Home / 10,877.17-16,299.14-8,090.36

Finding the Fourth Proportional to 10,877.17, 16,299.14 and 8,090.36

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Solution

The fourth proportional to 10,877.17, 16,299.14 and 8,090.36 is: 12,123.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,877.17 : 16,299.14 = 8,090.36 : x
  2. Step 2: Convert to fraction form
    10,877.17/16,299.14 = 8,090.36/x
  3. Step 3: Cross multiply
    10,877.17x = 16,299.14 × 8,090.36
  4. Step 4: Simplify right side
    10,877.17x = 131,865,890.06
  5. Step 5: Solve for x
    x = 131,865,890.06/10,877.17
  6. Step 6: Final answer
    x = 12,123.19

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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.