Home / 4,379.32-6,569.10-1,417.89

Finding the Fourth Proportional to 4,379.32, 6,569.10 and 1,417.89

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Solution

The fourth proportional to 4,379.32, 6,569.10 and 1,417.89 is: 2,126.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.32 : 6,569.10 = 1,417.89 : x
  2. Step 2: Convert to fraction form
    4,379.32/6,569.10 = 1,417.89/x
  3. Step 3: Cross multiply
    4,379.32x = 6,569.10 × 1,417.89
  4. Step 4: Simplify right side
    4,379.32x = 9,314,261.20
  5. Step 5: Solve for x
    x = 9,314,261.20/4,379.32
  6. Step 6: Final answer
    x = 2,126.87

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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.