Home / 7,749.08-10,691.56-5,097.36

Finding the Fourth Proportional to 7,749.08, 10,691.56 and 5,097.36

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Solution

The fourth proportional to 7,749.08, 10,691.56 and 5,097.36 is: 7,032.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.08 : 10,691.56 = 5,097.36 : x
  2. Step 2: Convert to fraction form
    7,749.08/10,691.56 = 5,097.36/x
  3. Step 3: Cross multiply
    7,749.08x = 10,691.56 × 5,097.36
  4. Step 4: Simplify right side
    7,749.08x = 54,498,730.28
  5. Step 5: Solve for x
    x = 54,498,730.28/7,749.08
  6. Step 6: Final answer
    x = 7,032.93

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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.