Home / 5,374.28-8,064.16-2,452.21

Finding the Fourth Proportional to 5,374.28, 8,064.16 and 2,452.21

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Solution

The fourth proportional to 5,374.28, 8,064.16 and 2,452.21 is: 3,679.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.28 : 8,064.16 = 2,452.21 : x
  2. Step 2: Convert to fraction form
    5,374.28/8,064.16 = 2,452.21/x
  3. Step 3: Cross multiply
    5,374.28x = 8,064.16 × 2,452.21
  4. Step 4: Simplify right side
    5,374.28x = 19,774,987.50
  5. Step 5: Solve for x
    x = 19,774,987.50/5,374.28
  6. Step 6: Final answer
    x = 3,679.56

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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.