Home / 9,910.08-14,867.02-3,987.44

Finding the Fourth Proportional to 9,910.08, 14,867.02 and 3,987.44

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Solution

The fourth proportional to 9,910.08, 14,867.02 and 3,987.44 is: 5,981.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,910.08 : 14,867.02 = 3,987.44 : x
  2. Step 2: Convert to fraction form
    9,910.08/14,867.02 = 3,987.44/x
  3. Step 3: Cross multiply
    9,910.08x = 14,867.02 × 3,987.44
  4. Step 4: Simplify right side
    9,910.08x = 59,281,350.23
  5. Step 5: Solve for x
    x = 59,281,350.23/9,910.08
  6. Step 6: Final answer
    x = 5,981.92

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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.