Home / 4,379.33-6,565.91-2,186.51

Finding the Fourth Proportional to 4,379.33, 6,565.91 and 2,186.51

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Solution

The fourth proportional to 4,379.33, 6,565.91 and 2,186.51 is: 3,278.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.33 : 6,565.91 = 2,186.51 : x
  2. Step 2: Convert to fraction form
    4,379.33/6,565.91 = 2,186.51/x
  3. Step 3: Cross multiply
    4,379.33x = 6,565.91 × 2,186.51
  4. Step 4: Simplify right side
    4,379.33x = 14,356,384.11
  5. Step 5: Solve for x
    x = 14,356,384.11/4,379.33
  6. Step 6: Final answer
    x = 3,278.22

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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.