Home / 5,225.43-7,837.46-2,591.92

Finding the Fourth Proportional to 5,225.43, 7,837.46 and 2,591.92

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Solution

The fourth proportional to 5,225.43, 7,837.46 and 2,591.92 is: 3,887.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.43 : 7,837.46 = 2,591.92 : x
  2. Step 2: Convert to fraction form
    5,225.43/7,837.46 = 2,591.92/x
  3. Step 3: Cross multiply
    5,225.43x = 7,837.46 × 2,591.92
  4. Step 4: Simplify right side
    5,225.43x = 20,314,031.79
  5. Step 5: Solve for x
    x = 20,314,031.79/5,225.43
  6. Step 6: Final answer
    x = 3,887.53

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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.