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Finding the Fourth Proportional to 6,773.22, 9,332.19 and 6,404.94

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Solution

The fourth proportional to 6,773.22, 9,332.19 and 6,404.94 is: 8,824.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,773.22 : 9,332.19 = 6,404.94 : x
  2. Step 2: Convert to fraction form
    6,773.22/9,332.19 = 6,404.94/x
  3. Step 3: Cross multiply
    6,773.22x = 9,332.19 × 6,404.94
  4. Step 4: Simplify right side
    6,773.22x = 59,772,117.02
  5. Step 5: Solve for x
    x = 59,772,117.02/6,773.22
  6. Step 6: Final answer
    x = 8,824.77

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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.