Home / 8,605.41-12,905.73-2,363.93

Finding the Fourth Proportional to 8,605.41, 12,905.73 and 2,363.93

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Solution

The fourth proportional to 8,605.41, 12,905.73 and 2,363.93 is: 3,545.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,605.41 : 12,905.73 = 2,363.93 : x
  2. Step 2: Convert to fraction form
    8,605.41/12,905.73 = 2,363.93/x
  3. Step 3: Cross multiply
    8,605.41x = 12,905.73 × 2,363.93
  4. Step 4: Simplify right side
    8,605.41x = 30,508,298.78
  5. Step 5: Solve for x
    x = 30,508,298.78/8,605.41
  6. Step 6: Final answer
    x = 3,545.24

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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.