Home / 8,254.17-11,392.11-5,271.48

Finding the Fourth Proportional to 8,254.17, 11,392.11 and 5,271.48

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Solution

The fourth proportional to 8,254.17, 11,392.11 and 5,271.48 is: 7,275.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.17 : 11,392.11 = 5,271.48 : x
  2. Step 2: Convert to fraction form
    8,254.17/11,392.11 = 5,271.48/x
  3. Step 3: Cross multiply
    8,254.17x = 11,392.11 × 5,271.48
  4. Step 4: Simplify right side
    8,254.17x = 60,053,280.02
  5. Step 5: Solve for x
    x = 60,053,280.02/8,254.17
  6. Step 6: Final answer
    x = 7,275.51

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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.