Home / 5,342.26-7,371.14-3,102.84

Finding the Fourth Proportional to 5,342.26, 7,371.14 and 3,102.84

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Solution

The fourth proportional to 5,342.26, 7,371.14 and 3,102.84 is: 4,281.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.26 : 7,371.14 = 3,102.84 : x
  2. Step 2: Convert to fraction form
    5,342.26/7,371.14 = 3,102.84/x
  3. Step 3: Cross multiply
    5,342.26x = 7,371.14 × 3,102.84
  4. Step 4: Simplify right side
    5,342.26x = 22,871,468.04
  5. Step 5: Solve for x
    x = 22,871,468.04/5,342.26
  6. Step 6: Final answer
    x = 4,281.23

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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.