Home / 8,475.15-12,711.37-2,317.71

Finding the Fourth Proportional to 8,475.15, 12,711.37 and 2,317.71

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Solution

The fourth proportional to 8,475.15, 12,711.37 and 2,317.71 is: 3,476.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,475.15 : 12,711.37 = 2,317.71 : x
  2. Step 2: Convert to fraction form
    8,475.15/12,711.37 = 2,317.71/x
  3. Step 3: Cross multiply
    8,475.15x = 12,711.37 × 2,317.71
  4. Step 4: Simplify right side
    8,475.15x = 29,461,257.77
  5. Step 5: Solve for x
    x = 29,461,257.77/8,475.15
  6. Step 6: Final answer
    x = 3,476.19

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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.