Home / 5,534.88-7,634.16-3,856.86

Finding the Fourth Proportional to 5,534.88, 7,634.16 and 3,856.86

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Solution

The fourth proportional to 5,534.88, 7,634.16 and 3,856.86 is: 5,319.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,534.88 : 7,634.16 = 3,856.86 : x
  2. Step 2: Convert to fraction form
    5,534.88/7,634.16 = 3,856.86/x
  3. Step 3: Cross multiply
    5,534.88x = 7,634.16 × 3,856.86
  4. Step 4: Simplify right side
    5,534.88x = 29,443,886.34
  5. Step 5: Solve for x
    x = 29,443,886.34/5,534.88
  6. Step 6: Final answer
    x = 5,319.70

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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.