Home / 10,550.12-14,565.30-6,359.72

Finding the Fourth Proportional to 10,550.12, 14,565.30 and 6,359.72

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Solution

The fourth proportional to 10,550.12, 14,565.30 and 6,359.72 is: 8,780.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,550.12 : 14,565.30 = 6,359.72 : x
  2. Step 2: Convert to fraction form
    10,550.12/14,565.30 = 6,359.72/x
  3. Step 3: Cross multiply
    10,550.12x = 14,565.30 × 6,359.72
  4. Step 4: Simplify right side
    10,550.12x = 92,631,229.72
  5. Step 5: Solve for x
    x = 92,631,229.72/10,550.12
  6. Step 6: Final answer
    x = 8,780.11

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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.