Home / 1,861.32-2,565.77-1,467.66

Finding the Fourth Proportional to 1,861.32, 2,565.77 and 1,467.66

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Solution

The fourth proportional to 1,861.32, 2,565.77 and 1,467.66 is: 2,023.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861.32 : 2,565.77 = 1,467.66 : x
  2. Step 2: Convert to fraction form
    1,861.32/2,565.77 = 1,467.66/x
  3. Step 3: Cross multiply
    1,861.32x = 2,565.77 × 1,467.66
  4. Step 4: Simplify right side
    1,861.32x = 3,765,670.66
  5. Step 5: Solve for x
    x = 3,765,670.66/1,861.32
  6. Step 6: Final answer
    x = 2,023.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.