Home / 8,767.32-13,148.16-2,922.36

Finding the Fourth Proportional to 8,767.32, 13,148.16 and 2,922.36

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Solution

The fourth proportional to 8,767.32, 13,148.16 and 2,922.36 is: 4,382.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,767.32 : 13,148.16 = 2,922.36 : x
  2. Step 2: Convert to fraction form
    8,767.32/13,148.16 = 2,922.36/x
  3. Step 3: Cross multiply
    8,767.32x = 13,148.16 × 2,922.36
  4. Step 4: Simplify right side
    8,767.32x = 38,423,656.86
  5. Step 5: Solve for x
    x = 38,423,656.86/8,767.32
  6. Step 6: Final answer
    x = 4,382.60

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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.