Home / 8,389.33-12,583.98-2,545.93

Finding the Fourth Proportional to 8,389.33, 12,583.98 and 2,545.93

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Solution

The fourth proportional to 8,389.33, 12,583.98 and 2,545.93 is: 3,818.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,389.33 : 12,583.98 = 2,545.93 : x
  2. Step 2: Convert to fraction form
    8,389.33/12,583.98 = 2,545.93/x
  3. Step 3: Cross multiply
    8,389.33x = 12,583.98 × 2,545.93
  4. Step 4: Simplify right side
    8,389.33x = 32,037,932.20
  5. Step 5: Solve for x
    x = 32,037,932.20/8,389.33
  6. Step 6: Final answer
    x = 3,818.89

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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.