Home / 5,125.24-7,070.64-3,353.76

Finding the Fourth Proportional to 5,125.24, 7,070.64 and 3,353.76

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Solution

The fourth proportional to 5,125.24, 7,070.64 and 3,353.76 is: 4,626.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.24 : 7,070.64 = 3,353.76 : x
  2. Step 2: Convert to fraction form
    5,125.24/7,070.64 = 3,353.76/x
  3. Step 3: Cross multiply
    5,125.24x = 7,070.64 × 3,353.76
  4. Step 4: Simplify right side
    5,125.24x = 23,713,229.61
  5. Step 5: Solve for x
    x = 23,713,229.61/5,125.24
  6. Step 6: Final answer
    x = 4,626.75

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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.