Home / 5,031.20-7,545.36-1,952.48

Finding the Fourth Proportional to 5,031.20, 7,545.36 and 1,952.48

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Solution

The fourth proportional to 5,031.20, 7,545.36 and 1,952.48 is: 2,928.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.20 : 7,545.36 = 1,952.48 : x
  2. Step 2: Convert to fraction form
    5,031.20/7,545.36 = 1,952.48/x
  3. Step 3: Cross multiply
    5,031.20x = 7,545.36 × 1,952.48
  4. Step 4: Simplify right side
    5,031.20x = 14,732,164.49
  5. Step 5: Solve for x
    x = 14,732,164.49/5,031.20
  6. Step 6: Final answer
    x = 2,928.16

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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.