Home / 7,956.18-10,943.01-6,380.82

Finding the Fourth Proportional to 7,956.18, 10,943.01 and 6,380.82

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Solution

The fourth proportional to 7,956.18, 10,943.01 and 6,380.82 is: 8,776.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,956.18 : 10,943.01 = 6,380.82 : x
  2. Step 2: Convert to fraction form
    7,956.18/10,943.01 = 6,380.82/x
  3. Step 3: Cross multiply
    7,956.18x = 10,943.01 × 6,380.82
  4. Step 4: Simplify right side
    7,956.18x = 69,825,377.07
  5. Step 5: Solve for x
    x = 69,825,377.07/7,956.18
  6. Step 6: Final answer
    x = 8,776.24

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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.