Home / 8,393.32-12,565.68-6,322.05

Finding the Fourth Proportional to 8,393.32, 12,565.68 and 6,322.05

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Solution

The fourth proportional to 8,393.32, 12,565.68 and 6,322.05 is: 9,464.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,393.32 : 12,565.68 = 6,322.05 : x
  2. Step 2: Convert to fraction form
    8,393.32/12,565.68 = 6,322.05/x
  3. Step 3: Cross multiply
    8,393.32x = 12,565.68 × 6,322.05
  4. Step 4: Simplify right side
    8,393.32x = 79,440,869.10
  5. Step 5: Solve for x
    x = 79,440,869.10/8,393.32
  6. Step 6: Final answer
    x = 9,464.77

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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.