Home / 8,315.53-12,473.94-2,472.13

Finding the Fourth Proportional to 8,315.53, 12,473.94 and 2,472.13

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Solution

The fourth proportional to 8,315.53, 12,473.94 and 2,472.13 is: 3,708.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,315.53 : 12,473.94 = 2,472.13 : x
  2. Step 2: Convert to fraction form
    8,315.53/12,473.94 = 2,472.13/x
  3. Step 3: Cross multiply
    8,315.53x = 12,473.94 × 2,472.13
  4. Step 4: Simplify right side
    8,315.53x = 30,837,201.29
  5. Step 5: Solve for x
    x = 30,837,201.29/8,315.53
  6. Step 6: Final answer
    x = 3,708.39

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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.