Home / 9,247.14-12,761.25-5,055.39

Finding the Fourth Proportional to 9,247.14, 12,761.25 and 5,055.39

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Solution

The fourth proportional to 9,247.14, 12,761.25 and 5,055.39 is: 6,976.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247.14 : 12,761.25 = 5,055.39 : x
  2. Step 2: Convert to fraction form
    9,247.14/12,761.25 = 5,055.39/x
  3. Step 3: Cross multiply
    9,247.14x = 12,761.25 × 5,055.39
  4. Step 4: Simplify right side
    9,247.14x = 64,513,095.64
  5. Step 5: Solve for x
    x = 64,513,095.64/9,247.14
  6. Step 6: Final answer
    x = 6,976.55

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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.