Home / 6,452.12-9,679.08-2,070.02

Finding the Fourth Proportional to 6,452.12, 9,679.08 and 2,070.02

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Solution

The fourth proportional to 6,452.12, 9,679.08 and 2,070.02 is: 3,105.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,452.12 : 9,679.08 = 2,070.02 : x
  2. Step 2: Convert to fraction form
    6,452.12/9,679.08 = 2,070.02/x
  3. Step 3: Cross multiply
    6,452.12x = 9,679.08 × 2,070.02
  4. Step 4: Simplify right side
    6,452.12x = 20,035,889.18
  5. Step 5: Solve for x
    x = 20,035,889.18/6,452.12
  6. Step 6: Final answer
    x = 3,105.32

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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.