Home / 10,880.68-15,016.04-6,100.96

Finding the Fourth Proportional to 10,880.68, 15,016.04 and 6,100.96

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Solution

The fourth proportional to 10,880.68, 15,016.04 and 6,100.96 is: 8,419.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880.68 : 15,016.04 = 6,100.96 : x
  2. Step 2: Convert to fraction form
    10,880.68/15,016.04 = 6,100.96/x
  3. Step 3: Cross multiply
    10,880.68x = 15,016.04 × 6,100.96
  4. Step 4: Simplify right side
    10,880.68x = 91,612,259.40
  5. Step 5: Solve for x
    x = 91,612,259.40/10,880.68
  6. Step 6: Final answer
    x = 8,419.72

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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.