Home / 7,377.18-10,185.65-5,695.92

Finding the Fourth Proportional to 7,377.18, 10,185.65 and 5,695.92

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Solution

The fourth proportional to 7,377.18, 10,185.65 and 5,695.92 is: 7,864.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.18 : 10,185.65 = 5,695.92 : x
  2. Step 2: Convert to fraction form
    7,377.18/10,185.65 = 5,695.92/x
  3. Step 3: Cross multiply
    7,377.18x = 10,185.65 × 5,695.92
  4. Step 4: Simplify right side
    7,377.18x = 58,016,640.43
  5. Step 5: Solve for x
    x = 58,016,640.43/7,377.18
  6. Step 6: Final answer
    x = 7,864.34

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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.