Home / 4,049.60-6,073.69-1,128.14

Finding the Fourth Proportional to 4,049.60, 6,073.69 and 1,128.14

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Solution

The fourth proportional to 4,049.60, 6,073.69 and 1,128.14 is: 1,692.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,049.60 : 6,073.69 = 1,128.14 : x
  2. Step 2: Convert to fraction form
    4,049.60/6,073.69 = 1,128.14/x
  3. Step 3: Cross multiply
    4,049.60x = 6,073.69 × 1,128.14
  4. Step 4: Simplify right side
    4,049.60x = 6,851,972.64
  5. Step 5: Solve for x
    x = 6,851,972.64/4,049.60
  6. Step 6: Final answer
    x = 1,692.01

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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.