Home / 2,040.14-3,060.18-885.90

Finding the Fourth Proportional to 2,040.14, 3,060.18 and 885.90

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Solution

The fourth proportional to 2,040.14, 3,060.18 and 885.90 is: 1,328.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.14 : 3,060.18 = 885.90 : x
  2. Step 2: Convert to fraction form
    2,040.14/3,060.18 = 885.90/x
  3. Step 3: Cross multiply
    2,040.14x = 3,060.18 × 885.90
  4. Step 4: Simplify right side
    2,040.14x = 2,711,013.46
  5. Step 5: Solve for x
    x = 2,711,013.46/2,040.14
  6. Step 6: Final answer
    x = 1,328.84

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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.