Home / 9,920.08-14,878.80-2,523.88

Finding the Fourth Proportional to 9,920.08, 14,878.80 and 2,523.88

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Solution

The fourth proportional to 9,920.08, 14,878.80 and 2,523.88 is: 3,785.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,920.08 : 14,878.80 = 2,523.88 : x
  2. Step 2: Convert to fraction form
    9,920.08/14,878.80 = 2,523.88/x
  3. Step 3: Cross multiply
    9,920.08x = 14,878.80 × 2,523.88
  4. Step 4: Simplify right side
    9,920.08x = 37,552,305.74
  5. Step 5: Solve for x
    x = 37,552,305.74/9,920.08
  6. Step 6: Final answer
    x = 3,785.48

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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.