Home / 7,134.82-9,840.52-5,452.04

Finding the Fourth Proportional to 7,134.82, 9,840.52 and 5,452.04

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Solution

The fourth proportional to 7,134.82, 9,840.52 and 5,452.04 is: 7,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134.82 : 9,840.52 = 5,452.04 : x
  2. Step 2: Convert to fraction form
    7,134.82/9,840.52 = 5,452.04/x
  3. Step 3: Cross multiply
    7,134.82x = 9,840.52 × 5,452.04
  4. Step 4: Simplify right side
    7,134.82x = 53,650,940.08
  5. Step 5: Solve for x
    x = 53,650,940.08/7,134.82
  6. Step 6: Final answer
    x = 7,519.60

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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.