Home / 10,529.77-15,800.19-4,294.39

Finding the Fourth Proportional to 10,529.77, 15,800.19 and 4,294.39

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Solution

The fourth proportional to 10,529.77, 15,800.19 and 4,294.39 is: 6,443.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.77 : 15,800.19 = 4,294.39 : x
  2. Step 2: Convert to fraction form
    10,529.77/15,800.19 = 4,294.39/x
  3. Step 3: Cross multiply
    10,529.77x = 15,800.19 × 4,294.39
  4. Step 4: Simplify right side
    10,529.77x = 67,852,177.93
  5. Step 5: Solve for x
    x = 67,852,177.93/10,529.77
  6. Step 6: Final answer
    x = 6,443.84

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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.