Home / 2,302.93-3,178.02-1,254.99

Finding the Fourth Proportional to 2,302.93, 3,178.02 and 1,254.99

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Solution

The fourth proportional to 2,302.93, 3,178.02 and 1,254.99 is: 1,731.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.93 : 3,178.02 = 1,254.99 : x
  2. Step 2: Convert to fraction form
    2,302.93/3,178.02 = 1,254.99/x
  3. Step 3: Cross multiply
    2,302.93x = 3,178.02 × 1,254.99
  4. Step 4: Simplify right side
    2,302.93x = 3,988,377.04
  5. Step 5: Solve for x
    x = 3,988,377.04/2,302.93
  6. Step 6: Final answer
    x = 1,731.87

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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.