Home / 2,034.90-2,808.20-1,150.70

Finding the Fourth Proportional to 2,034.90, 2,808.20 and 1,150.70

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Solution

The fourth proportional to 2,034.90, 2,808.20 and 1,150.70 is: 1,587.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,034.90 : 2,808.20 = 1,150.70 : x
  2. Step 2: Convert to fraction form
    2,034.90/2,808.20 = 1,150.70/x
  3. Step 3: Cross multiply
    2,034.90x = 2,808.20 × 1,150.70
  4. Step 4: Simplify right side
    2,034.90x = 3,231,384.58
  5. Step 5: Solve for x
    x = 3,231,384.58/2,034.90
  6. Step 6: Final answer
    x = 1,587.98

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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.