Home / 2,565.12-3,539.87-1,446.06

Finding the Fourth Proportional to 2,565.12, 3,539.87 and 1,446.06

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Solution

The fourth proportional to 2,565.12, 3,539.87 and 1,446.06 is: 1,995.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565.12 : 3,539.87 = 1,446.06 : x
  2. Step 2: Convert to fraction form
    2,565.12/3,539.87 = 1,446.06/x
  3. Step 3: Cross multiply
    2,565.12x = 3,539.87 × 1,446.06
  4. Step 4: Simplify right side
    2,565.12x = 5,118,857.18
  5. Step 5: Solve for x
    x = 5,118,857.18/2,565.12
  6. Step 6: Final answer
    x = 1,995.56

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1.5x scale

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.