Home / 5,628.28-8,442.42-2,507.48

Finding the Fourth Proportional to 5,628.28, 8,442.42 and 2,507.48

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Solution

The fourth proportional to 5,628.28, 8,442.42 and 2,507.48 is: 3,761.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.28 : 8,442.42 = 2,507.48 : x
  2. Step 2: Convert to fraction form
    5,628.28/8,442.42 = 2,507.48/x
  3. Step 3: Cross multiply
    5,628.28x = 8,442.42 × 2,507.48
  4. Step 4: Simplify right side
    5,628.28x = 21,169,199.30
  5. Step 5: Solve for x
    x = 21,169,199.30/5,628.28
  6. Step 6: Final answer
    x = 3,761.22

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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.