Home / 10,006.17-13,807.80-5,529.87

Finding the Fourth Proportional to 10,006.17, 13,807.80 and 5,529.87

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Solution

The fourth proportional to 10,006.17, 13,807.80 and 5,529.87 is: 7,630.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,006.17 : 13,807.80 = 5,529.87 : x
  2. Step 2: Convert to fraction form
    10,006.17/13,807.80 = 5,529.87/x
  3. Step 3: Cross multiply
    10,006.17x = 13,807.80 × 5,529.87
  4. Step 4: Simplify right side
    10,006.17x = 76,355,338.99
  5. Step 5: Solve for x
    x = 76,355,338.99/10,006.17
  6. Step 6: Final answer
    x = 7,630.83

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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.