Home / 6,381.60-9,565.80-4,622.28

Finding the Fourth Proportional to 6,381.60, 9,565.80 and 4,622.28

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Solution

The fourth proportional to 6,381.60, 9,565.80 and 4,622.28 is: 6,928.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381.60 : 9,565.80 = 4,622.28 : x
  2. Step 2: Convert to fraction form
    6,381.60/9,565.80 = 4,622.28/x
  3. Step 3: Cross multiply
    6,381.60x = 9,565.80 × 4,622.28
  4. Step 4: Simplify right side
    6,381.60x = 44,215,806.02
  5. Step 5: Solve for x
    x = 44,215,806.02/6,381.60
  6. Step 6: Final answer
    x = 6,928.64

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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.