Home / 2,670.12-3,687.30-2,524.68

Finding the Fourth Proportional to 2,670.12, 3,687.30 and 2,524.68

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Solution

The fourth proportional to 2,670.12, 3,687.30 and 2,524.68 is: 3,486.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670.12 : 3,687.30 = 2,524.68 : x
  2. Step 2: Convert to fraction form
    2,670.12/3,687.30 = 2,524.68/x
  3. Step 3: Cross multiply
    2,670.12x = 3,687.30 × 2,524.68
  4. Step 4: Simplify right side
    2,670.12x = 9,309,252.56
  5. Step 5: Solve for x
    x = 9,309,252.56/2,670.12
  6. Step 6: Final answer
    x = 3,486.45

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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.