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Finding the Fourth Proportional to 6,775.82, 9,354.40 and 4,652.61

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Solution

The fourth proportional to 6,775.82, 9,354.40 and 4,652.61 is: 6,423.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,775.82 : 9,354.40 = 4,652.61 : x
  2. Step 2: Convert to fraction form
    6,775.82/9,354.40 = 4,652.61/x
  3. Step 3: Cross multiply
    6,775.82x = 9,354.40 × 4,652.61
  4. Step 4: Simplify right side
    6,775.82x = 43,522,363.35
  5. Step 5: Solve for x
    x = 43,522,363.35/6,775.82
  6. Step 6: Final answer
    x = 6,423.19

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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.