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Finding the Fourth Proportional to 6,365.32, 8,789.10 and 4,382.44

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Solution

The fourth proportional to 6,365.32, 8,789.10 and 4,382.44 is: 6,051.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,365.32 : 8,789.10 = 4,382.44 : x
  2. Step 2: Convert to fraction form
    6,365.32/8,789.10 = 4,382.44/x
  3. Step 3: Cross multiply
    6,365.32x = 8,789.10 × 4,382.44
  4. Step 4: Simplify right side
    6,365.32x = 38,517,703.40
  5. Step 5: Solve for x
    x = 38,517,703.40/6,365.32
  6. Step 6: Final answer
    x = 6,051.18

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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.