Home / 6,750.38-10,125.33-2,070.35

Finding the Fourth Proportional to 6,750.38, 10,125.33 and 2,070.35

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Solution

The fourth proportional to 6,750.38, 10,125.33 and 2,070.35 is: 3,105.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750.38 : 10,125.33 = 2,070.35 : x
  2. Step 2: Convert to fraction form
    6,750.38/10,125.33 = 2,070.35/x
  3. Step 3: Cross multiply
    6,750.38x = 10,125.33 × 2,070.35
  4. Step 4: Simplify right side
    6,750.38x = 20,962,926.34
  5. Step 5: Solve for x
    x = 20,962,926.34/6,750.38
  6. Step 6: Final answer
    x = 3,105.45

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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.