Home / 5,127.02-7,679.36-3,370.04

Finding the Fourth Proportional to 5,127.02, 7,679.36 and 3,370.04

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Solution

The fourth proportional to 5,127.02, 7,679.36 and 3,370.04 is: 5,047.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127.02 : 7,679.36 = 3,370.04 : x
  2. Step 2: Convert to fraction form
    5,127.02/7,679.36 = 3,370.04/x
  3. Step 3: Cross multiply
    5,127.02x = 7,679.36 × 3,370.04
  4. Step 4: Simplify right side
    5,127.02x = 25,879,750.37
  5. Step 5: Solve for x
    x = 25,879,750.37/5,127.02
  6. Step 6: Final answer
    x = 5,047.72

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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.