Home / 5,627.52-7,754.40-4,301.28

Finding the Fourth Proportional to 5,627.52, 7,754.40 and 4,301.28

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Solution

The fourth proportional to 5,627.52, 7,754.40 and 4,301.28 is: 5,926.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.52 : 7,754.40 = 4,301.28 : x
  2. Step 2: Convert to fraction form
    5,627.52/7,754.40 = 4,301.28/x
  3. Step 3: Cross multiply
    5,627.52x = 7,754.40 × 4,301.28
  4. Step 4: Simplify right side
    5,627.52x = 33,353,845.63
  5. Step 5: Solve for x
    x = 33,353,845.63/5,627.52
  6. Step 6: Final answer
    x = 5,926.92

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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.