Home / 7,686.12-10,608.39-5,032.56

Finding the Fourth Proportional to 7,686.12, 10,608.39 and 5,032.56

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Solution

The fourth proportional to 7,686.12, 10,608.39 and 5,032.56 is: 6,945.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,686.12 : 10,608.39 = 5,032.56 : x
  2. Step 2: Convert to fraction form
    7,686.12/10,608.39 = 5,032.56/x
  3. Step 3: Cross multiply
    7,686.12x = 10,608.39 × 5,032.56
  4. Step 4: Simplify right side
    7,686.12x = 53,387,359.18
  5. Step 5: Solve for x
    x = 53,387,359.18/7,686.12
  6. Step 6: Final answer
    x = 6,945.94

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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.