Home / 9,328.74-12,873.97-5,079.96

Finding the Fourth Proportional to 9,328.74, 12,873.97 and 5,079.96

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Solution

The fourth proportional to 9,328.74, 12,873.97 and 5,079.96 is: 7,010.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328.74 : 12,873.97 = 5,079.96 : x
  2. Step 2: Convert to fraction form
    9,328.74/12,873.97 = 5,079.96/x
  3. Step 3: Cross multiply
    9,328.74x = 12,873.97 × 5,079.96
  4. Step 4: Simplify right side
    9,328.74x = 65,399,227.24
  5. Step 5: Solve for x
    x = 65,399,227.24/9,328.74
  6. Step 6: Final answer
    x = 7,010.51

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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.