Home / 2,011.50-3,013.14-1,035.55

Finding the Fourth Proportional to 2,011.50, 3,013.14 and 1,035.55

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Solution

The fourth proportional to 2,011.50, 3,013.14 and 1,035.55 is: 1,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011.50 : 3,013.14 = 1,035.55 : x
  2. Step 2: Convert to fraction form
    2,011.50/3,013.14 = 1,035.55/x
  3. Step 3: Cross multiply
    2,011.50x = 3,013.14 × 1,035.55
  4. Step 4: Simplify right side
    2,011.50x = 3,120,236.88
  5. Step 5: Solve for x
    x = 3,120,236.88/2,011.50
  6. Step 6: Final answer
    x = 1,551.20

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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.