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Finding the Fourth Proportional to 4,463.32, 6,652.93 and 4,321.80

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Solution

The fourth proportional to 4,463.32, 6,652.93 and 4,321.80 is: 6,441.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,463.32 : 6,652.93 = 4,321.80 : x
  2. Step 2: Convert to fraction form
    4,463.32/6,652.93 = 4,321.80/x
  3. Step 3: Cross multiply
    4,463.32x = 6,652.93 × 4,321.80
  4. Step 4: Simplify right side
    4,463.32x = 28,752,632.87
  5. Step 5: Solve for x
    x = 28,752,632.87/4,463.32
  6. Step 6: Final answer
    x = 6,441.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.