Home / 7,750.05-10,694.27-4,393.16

Finding the Fourth Proportional to 7,750.05, 10,694.27 and 4,393.16

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Solution

The fourth proportional to 7,750.05, 10,694.27 and 4,393.16 is: 6,062.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.05 : 10,694.27 = 4,393.16 : x
  2. Step 2: Convert to fraction form
    7,750.05/10,694.27 = 4,393.16/x
  3. Step 3: Cross multiply
    7,750.05x = 10,694.27 × 4,393.16
  4. Step 4: Simplify right side
    7,750.05x = 46,981,639.19
  5. Step 5: Solve for x
    x = 46,981,639.19/7,750.05
  6. Step 6: Final answer
    x = 6,062.11

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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.