Home / 9,251.64-13,876.56-5,090.28

Finding the Fourth Proportional to 9,251.64, 13,876.56 and 5,090.28

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Solution

The fourth proportional to 9,251.64, 13,876.56 and 5,090.28 is: 7,634.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,251.64 : 13,876.56 = 5,090.28 : x
  2. Step 2: Convert to fraction form
    9,251.64/13,876.56 = 5,090.28/x
  3. Step 3: Cross multiply
    9,251.64x = 13,876.56 × 5,090.28
  4. Step 4: Simplify right side
    9,251.64x = 70,635,575.84
  5. Step 5: Solve for x
    x = 70,635,575.84/9,251.64
  6. Step 6: Final answer
    x = 7,634.92

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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.