Home / 6,750.35-10,127.80-4,253.41

Finding the Fourth Proportional to 6,750.35, 10,127.80 and 4,253.41

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Solution

The fourth proportional to 6,750.35, 10,127.80 and 4,253.41 is: 6,381.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750.35 : 10,127.80 = 4,253.41 : x
  2. Step 2: Convert to fraction form
    6,750.35/10,127.80 = 4,253.41/x
  3. Step 3: Cross multiply
    6,750.35x = 10,127.80 × 4,253.41
  4. Step 4: Simplify right side
    6,750.35x = 43,077,613.89
  5. Step 5: Solve for x
    x = 43,077,613.89/6,750.35
  6. Step 6: Final answer
    x = 6,381.54

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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.