Home / 7,095.12-9,791.52-3,951.60

Finding the Fourth Proportional to 7,095.12, 9,791.52 and 3,951.60

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Solution

The fourth proportional to 7,095.12, 9,791.52 and 3,951.60 is: 5,453.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,095.12 : 9,791.52 = 3,951.60 : x
  2. Step 2: Convert to fraction form
    7,095.12/9,791.52 = 3,951.60/x
  3. Step 3: Cross multiply
    7,095.12x = 9,791.52 × 3,951.60
  4. Step 4: Simplify right side
    7,095.12x = 38,692,170.43
  5. Step 5: Solve for x
    x = 38,692,170.43/7,095.12
  6. Step 6: Final answer
    x = 5,453.35

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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.