Home / 8,399.46-12,599.18-2,853.38

Finding the Fourth Proportional to 8,399.46, 12,599.18 and 2,853.38

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Solution

The fourth proportional to 8,399.46, 12,599.18 and 2,853.38 is: 4,280.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,399.46 : 12,599.18 = 2,853.38 : x
  2. Step 2: Convert to fraction form
    8,399.46/12,599.18 = 2,853.38/x
  3. Step 3: Cross multiply
    8,399.46x = 12,599.18 × 2,853.38
  4. Step 4: Simplify right side
    8,399.46x = 35,950,248.23
  5. Step 5: Solve for x
    x = 35,950,248.23/8,399.46
  6. Step 6: Final answer
    x = 4,280.07

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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.