Home / 7,112.13-10,691.64-5,046.93

Finding the Fourth Proportional to 7,112.13, 10,691.64 and 5,046.93

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Solution

The fourth proportional to 7,112.13, 10,691.64 and 5,046.93 is: 7,587.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112.13 : 10,691.64 = 5,046.93 : x
  2. Step 2: Convert to fraction form
    7,112.13/10,691.64 = 5,046.93/x
  3. Step 3: Cross multiply
    7,112.13x = 10,691.64 × 5,046.93
  4. Step 4: Simplify right side
    7,112.13x = 53,959,958.67
  5. Step 5: Solve for x
    x = 53,959,958.67/7,112.13
  6. Step 6: Final answer
    x = 7,587.03

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1.5x scale

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.