Home / 11,275.48-16,904.70-5,726.20

Finding the Fourth Proportional to 11,275.48, 16,904.70 and 5,726.20

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Solution

The fourth proportional to 11,275.48, 16,904.70 and 5,726.20 is: 8,584.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,275.48 : 16,904.70 = 5,726.20 : x
  2. Step 2: Convert to fraction form
    11,275.48/16,904.70 = 5,726.20/x
  3. Step 3: Cross multiply
    11,275.48x = 16,904.70 × 5,726.20
  4. Step 4: Simplify right side
    11,275.48x = 96,799,693.14
  5. Step 5: Solve for x
    x = 96,799,693.14/11,275.48
  6. Step 6: Final answer
    x = 8,584.97

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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.