Home / 10,530.30-15,800.94-4,294.92

Finding the Fourth Proportional to 10,530.30, 15,800.94 and 4,294.92

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Solution

The fourth proportional to 10,530.30, 15,800.94 and 4,294.92 is: 6,444.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530.30 : 15,800.94 = 4,294.92 : x
  2. Step 2: Convert to fraction form
    10,530.30/15,800.94 = 4,294.92/x
  3. Step 3: Cross multiply
    10,530.30x = 15,800.94 × 4,294.92
  4. Step 4: Simplify right side
    10,530.30x = 67,863,773.22
  5. Step 5: Solve for x
    x = 67,863,773.22/10,530.30
  6. Step 6: Final answer
    x = 6,444.62

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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.