Home / 11,480.16-15,823.20-9,584.88

Finding the Fourth Proportional to 11,480.16, 15,823.20 and 9,584.88

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Solution

The fourth proportional to 11,480.16, 15,823.20 and 9,584.88 is: 13,210.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480.16 : 15,823.20 = 9,584.88 : x
  2. Step 2: Convert to fraction form
    11,480.16/15,823.20 = 9,584.88/x
  3. Step 3: Cross multiply
    11,480.16x = 15,823.20 × 9,584.88
  4. Step 4: Simplify right side
    11,480.16x = 151,663,473.22
  5. Step 5: Solve for x
    x = 151,663,473.22/11,480.16
  6. Step 6: Final answer
    x = 13,210.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.