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Finding the Fourth Proportional to 5,869.32, 8,797.80 and 3,648.18

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Solution

The fourth proportional to 5,869.32, 8,797.80 and 3,648.18 is: 5,468.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,869.32 : 8,797.80 = 3,648.18 : x
  2. Step 2: Convert to fraction form
    5,869.32/8,797.80 = 3,648.18/x
  3. Step 3: Cross multiply
    5,869.32x = 8,797.80 × 3,648.18
  4. Step 4: Simplify right side
    5,869.32x = 32,095,958.00
  5. Step 5: Solve for x
    x = 32,095,958.00/5,869.32
  6. Step 6: Final answer
    x = 5,468.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.