Home / 7,956.18-10,987.68-5,963.58

Finding the Fourth Proportional to 7,956.18, 10,987.68 and 5,963.58

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Solution

The fourth proportional to 7,956.18, 10,987.68 and 5,963.58 is: 8,235.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,956.18 : 10,987.68 = 5,963.58 : x
  2. Step 2: Convert to fraction form
    7,956.18/10,987.68 = 5,963.58/x
  3. Step 3: Cross multiply
    7,956.18x = 10,987.68 × 5,963.58
  4. Step 4: Simplify right side
    7,956.18x = 65,525,908.69
  5. Step 5: Solve for x
    x = 65,525,908.69/7,956.18
  6. Step 6: Final answer
    x = 8,235.85

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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.