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Finding the Fourth Proportional to 6,520.38, 9,773.07 and 2,818.89

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Solution

The fourth proportional to 6,520.38, 9,773.07 and 2,818.89 is: 4,225.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.38 : 9,773.07 = 2,818.89 : x
  2. Step 2: Convert to fraction form
    6,520.38/9,773.07 = 2,818.89/x
  3. Step 3: Cross multiply
    6,520.38x = 9,773.07 × 2,818.89
  4. Step 4: Simplify right side
    6,520.38x = 27,549,209.29
  5. Step 5: Solve for x
    x = 27,549,209.29/6,520.38
  6. Step 6: Final answer
    x = 4,225.09

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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.