Home / 10,049.48-13,867.80-5,572.88

Finding the Fourth Proportional to 10,049.48, 13,867.80 and 5,572.88

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Solution

The fourth proportional to 10,049.48, 13,867.80 and 5,572.88 is: 7,690.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,049.48 : 13,867.80 = 5,572.88 : x
  2. Step 2: Convert to fraction form
    10,049.48/13,867.80 = 5,572.88/x
  3. Step 3: Cross multiply
    10,049.48x = 13,867.80 × 5,572.88
  4. Step 4: Simplify right side
    10,049.48x = 77,283,585.26
  5. Step 5: Solve for x
    x = 77,283,585.26/10,049.48
  6. Step 6: Final answer
    x = 7,690.31

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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.