Home / 2,060.28-3,088.53-672.75

Finding the Fourth Proportional to 2,060.28, 3,088.53 and 672.75

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Solution

The fourth proportional to 2,060.28, 3,088.53 and 672.75 is: 1,008.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060.28 : 3,088.53 = 672.75 : x
  2. Step 2: Convert to fraction form
    2,060.28/3,088.53 = 672.75/x
  3. Step 3: Cross multiply
    2,060.28x = 3,088.53 × 672.75
  4. Step 4: Simplify right side
    2,060.28x = 2,077,808.56
  5. Step 5: Solve for x
    x = 2,077,808.56/2,060.28
  6. Step 6: Final answer
    x = 1,008.51

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1.5x scale

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.