Home / 9,254.39-12,772.08-5,276.48

Finding the Fourth Proportional to 9,254.39, 12,772.08 and 5,276.48

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Solution

The fourth proportional to 9,254.39, 12,772.08 and 5,276.48 is: 7,282.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,254.39 : 12,772.08 = 5,276.48 : x
  2. Step 2: Convert to fraction form
    9,254.39/12,772.08 = 5,276.48/x
  3. Step 3: Cross multiply
    9,254.39x = 12,772.08 × 5,276.48
  4. Step 4: Simplify right side
    9,254.39x = 67,391,560.82
  5. Step 5: Solve for x
    x = 67,391,560.82/9,254.39
  6. Step 6: Final answer
    x = 7,282.12

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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.