Home / 8,446.87-11,655.66-4,669.52

Finding the Fourth Proportional to 8,446.87, 11,655.66 and 4,669.52

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Solution

The fourth proportional to 8,446.87, 11,655.66 and 4,669.52 is: 6,443.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446.87 : 11,655.66 = 4,669.52 : x
  2. Step 2: Convert to fraction form
    8,446.87/11,655.66 = 4,669.52/x
  3. Step 3: Cross multiply
    8,446.87x = 11,655.66 × 4,669.52
  4. Step 4: Simplify right side
    8,446.87x = 54,426,255.86
  5. Step 5: Solve for x
    x = 54,426,255.86/8,446.87
  6. Step 6: Final answer
    x = 6,443.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.