Home / 7,750.92-10,689.66-5,232.36

Finding the Fourth Proportional to 7,750.92, 10,689.66 and 5,232.36

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Solution

The fourth proportional to 7,750.92, 10,689.66 and 5,232.36 is: 7,216.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.92 : 10,689.66 = 5,232.36 : x
  2. Step 2: Convert to fraction form
    7,750.92/10,689.66 = 5,232.36/x
  3. Step 3: Cross multiply
    7,750.92x = 10,689.66 × 5,232.36
  4. Step 4: Simplify right side
    7,750.92x = 55,932,149.40
  5. Step 5: Solve for x
    x = 55,932,149.40/7,750.92
  6. Step 6: Final answer
    x = 7,216.19

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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.