Home / 4,377.32-6,566.10-1,415.89

Finding the Fourth Proportional to 4,377.32, 6,566.10 and 1,415.89

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Solution

The fourth proportional to 4,377.32, 6,566.10 and 1,415.89 is: 2,123.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.32 : 6,566.10 = 1,415.89 : x
  2. Step 2: Convert to fraction form
    4,377.32/6,566.10 = 1,415.89/x
  3. Step 3: Cross multiply
    4,377.32x = 6,566.10 × 1,415.89
  4. Step 4: Simplify right side
    4,377.32x = 9,296,875.33
  5. Step 5: Solve for x
    x = 9,296,875.33/4,377.32
  6. Step 6: Final answer
    x = 2,123.87

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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.