Home / 10,718.16-16,079.78-4,474.71

Finding the Fourth Proportional to 10,718.16, 16,079.78 and 4,474.71

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Solution

The fourth proportional to 10,718.16, 16,079.78 and 4,474.71 is: 6,713.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,718.16 : 16,079.78 = 4,474.71 : x
  2. Step 2: Convert to fraction form
    10,718.16/16,079.78 = 4,474.71/x
  3. Step 3: Cross multiply
    10,718.16x = 16,079.78 × 4,474.71
  4. Step 4: Simplify right side
    10,718.16x = 71,952,352.36
  5. Step 5: Solve for x
    x = 71,952,352.36/10,718.16
  6. Step 6: Final answer
    x = 6,713.13

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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.