Home / 5,247.42-7,241.22-3,007.74

Finding the Fourth Proportional to 5,247.42, 7,241.22 and 3,007.74

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Solution

The fourth proportional to 5,247.42, 7,241.22 and 3,007.74 is: 4,150.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.42 : 7,241.22 = 3,007.74 : x
  2. Step 2: Convert to fraction form
    5,247.42/7,241.22 = 3,007.74/x
  3. Step 3: Cross multiply
    5,247.42x = 7,241.22 × 3,007.74
  4. Step 4: Simplify right side
    5,247.42x = 21,779,707.04
  5. Step 5: Solve for x
    x = 21,779,707.04/5,247.42
  6. Step 6: Final answer
    x = 4,150.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.