Home / 3,528.28-5,292.42-2,077.56

Finding the Fourth Proportional to 3,528.28, 5,292.42 and 2,077.56

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Solution

The fourth proportional to 3,528.28, 5,292.42 and 2,077.56 is: 3,116.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.28 : 5,292.42 = 2,077.56 : x
  2. Step 2: Convert to fraction form
    3,528.28/5,292.42 = 2,077.56/x
  3. Step 3: Cross multiply
    3,528.28x = 5,292.42 × 2,077.56
  4. Step 4: Simplify right side
    3,528.28x = 10,995,320.10
  5. Step 5: Solve for x
    x = 10,995,320.10/3,528.28
  6. Step 6: Final answer
    x = 3,116.34

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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.