Home / 7,966.06-10,991.35-4,608.79

Finding the Fourth Proportional to 7,966.06, 10,991.35 and 4,608.79

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Solution

The fourth proportional to 7,966.06, 10,991.35 and 4,608.79 is: 6,359.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,966.06 : 10,991.35 = 4,608.79 : x
  2. Step 2: Convert to fraction form
    7,966.06/10,991.35 = 4,608.79/x
  3. Step 3: Cross multiply
    7,966.06x = 10,991.35 × 4,608.79
  4. Step 4: Simplify right side
    7,966.06x = 50,656,823.97
  5. Step 5: Solve for x
    x = 50,656,823.97/7,966.06
  6. Step 6: Final answer
    x = 6,359.08

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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.