Home / 7,921.59-11,873.43-6,080.46

Finding the Fourth Proportional to 7,921.59, 11,873.43 and 6,080.46

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Solution

The fourth proportional to 7,921.59, 11,873.43 and 6,080.46 is: 9,113.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,921.59 : 11,873.43 = 6,080.46 : x
  2. Step 2: Convert to fraction form
    7,921.59/11,873.43 = 6,080.46/x
  3. Step 3: Cross multiply
    7,921.59x = 11,873.43 × 6,080.46
  4. Step 4: Simplify right side
    7,921.59x = 72,195,916.18
  5. Step 5: Solve for x
    x = 72,195,916.18/7,921.59
  6. Step 6: Final answer
    x = 9,113.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.