Home / 5,371.44-7,412.58-3,013.80

Finding the Fourth Proportional to 5,371.44, 7,412.58 and 3,013.80

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Solution

The fourth proportional to 5,371.44, 7,412.58 and 3,013.80 is: 4,159.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.44 : 7,412.58 = 3,013.80 : x
  2. Step 2: Convert to fraction form
    5,371.44/7,412.58 = 3,013.80/x
  3. Step 3: Cross multiply
    5,371.44x = 7,412.58 × 3,013.80
  4. Step 4: Simplify right side
    5,371.44x = 22,340,033.60
  5. Step 5: Solve for x
    x = 22,340,033.60/5,371.44
  6. Step 6: Final answer
    x = 4,159.04

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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.