Home / 10,244.74-15,335.66-7,470.74

Finding the Fourth Proportional to 10,244.74, 15,335.66 and 7,470.74

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Solution

The fourth proportional to 10,244.74, 15,335.66 and 7,470.74 is: 11,183.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,244.74 : 15,335.66 = 7,470.74 : x
  2. Step 2: Convert to fraction form
    10,244.74/15,335.66 = 7,470.74/x
  3. Step 3: Cross multiply
    10,244.74x = 15,335.66 × 7,470.74
  4. Step 4: Simplify right side
    10,244.74x = 114,568,728.59
  5. Step 5: Solve for x
    x = 114,568,728.59/10,244.74
  6. Step 6: Final answer
    x = 11,183.18

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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.