Home / 9,275.08-13,911.48-3,728.20

Finding the Fourth Proportional to 9,275.08, 13,911.48 and 3,728.20

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Solution

The fourth proportional to 9,275.08, 13,911.48 and 3,728.20 is: 5,591.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,275.08 : 13,911.48 = 3,728.20 : x
  2. Step 2: Convert to fraction form
    9,275.08/13,911.48 = 3,728.20/x
  3. Step 3: Cross multiply
    9,275.08x = 13,911.48 × 3,728.20
  4. Step 4: Simplify right side
    9,275.08x = 51,864,779.74
  5. Step 5: Solve for x
    x = 51,864,779.74/9,275.08
  6. Step 6: Final answer
    x = 5,591.84

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Similar ratio
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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.