Home / 7,239.32-10,913.25-6,757.10

Finding the Fourth Proportional to 7,239.32, 10,913.25 and 6,757.10

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Solution

The fourth proportional to 7,239.32, 10,913.25 and 6,757.10 is: 10,186.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.32 : 10,913.25 = 6,757.10 : x
  2. Step 2: Convert to fraction form
    7,239.32/10,913.25 = 6,757.10/x
  3. Step 3: Cross multiply
    7,239.32x = 10,913.25 × 6,757.10
  4. Step 4: Simplify right side
    7,239.32x = 73,741,921.58
  5. Step 5: Solve for x
    x = 73,741,921.58/7,239.32
  6. Step 6: Final answer
    x = 10,186.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.