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Finding the Fourth Proportional to 4,854.32, 6,707.22 and 4,729.88

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Solution

The fourth proportional to 4,854.32, 6,707.22 and 4,729.88 is: 6,535.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,854.32 : 6,707.22 = 4,729.88 : x
  2. Step 2: Convert to fraction form
    4,854.32/6,707.22 = 4,729.88/x
  3. Step 3: Cross multiply
    4,854.32x = 6,707.22 × 4,729.88
  4. Step 4: Simplify right side
    4,854.32x = 31,724,345.73
  5. Step 5: Solve for x
    x = 31,724,345.73/4,854.32
  6. Step 6: Final answer
    x = 6,535.28

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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.