Home / 2,034.30-2,808.63-1,248.60

Finding the Fourth Proportional to 2,034.30, 2,808.63 and 1,248.60

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Solution

The fourth proportional to 2,034.30, 2,808.63 and 1,248.60 is: 1,723.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,034.30 : 2,808.63 = 1,248.60 : x
  2. Step 2: Convert to fraction form
    2,034.30/2,808.63 = 1,248.60/x
  3. Step 3: Cross multiply
    2,034.30x = 2,808.63 × 1,248.60
  4. Step 4: Simplify right side
    2,034.30x = 3,506,855.42
  5. Step 5: Solve for x
    x = 3,506,855.42/2,034.30
  6. Step 6: Final answer
    x = 1,723.86

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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.