Home / 10,565.30-15,846.68-2,774.72

Finding the Fourth Proportional to 10,565.30, 15,846.68 and 2,774.72

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Solution

The fourth proportional to 10,565.30, 15,846.68 and 2,774.72 is: 4,161.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,565.30 : 15,846.68 = 2,774.72 : x
  2. Step 2: Convert to fraction form
    10,565.30/15,846.68 = 2,774.72/x
  3. Step 3: Cross multiply
    10,565.30x = 15,846.68 × 2,774.72
  4. Step 4: Simplify right side
    10,565.30x = 43,970,027.63
  5. Step 5: Solve for x
    x = 43,970,027.63/10,565.30
  6. Step 6: Final answer
    x = 4,161.74

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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.