Home / 10,377.64-15,566.30-2,586.52

Finding the Fourth Proportional to 10,377.64, 15,566.30 and 2,586.52

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Solution

The fourth proportional to 10,377.64, 15,566.30 and 2,586.52 is: 3,879.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.64 : 15,566.30 = 2,586.52 : x
  2. Step 2: Convert to fraction form
    10,377.64/15,566.30 = 2,586.52/x
  3. Step 3: Cross multiply
    10,377.64x = 15,566.30 × 2,586.52
  4. Step 4: Simplify right side
    10,377.64x = 40,262,546.28
  5. Step 5: Solve for x
    x = 40,262,546.28/10,377.64
  6. Step 6: Final answer
    x = 3,879.74

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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.