Home / 5,750.18-7,935-3,515.78

Finding the Fourth Proportional to 5,750.18, 7,935 and 3,515.78

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Solution

The fourth proportional to 5,750.18, 7,935 and 3,515.78 is: 4,851.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,750.18 : 7,935 = 3,515.78 : x
  2. Step 2: Convert to fraction form
    5,750.18/7,935 = 3,515.78/x
  3. Step 3: Cross multiply
    5,750.18x = 7,935 × 3,515.78
  4. Step 4: Simplify right side
    5,750.18x = 27,897,714.30
  5. Step 5: Solve for x
    x = 27,897,714.30/5,750.18
  6. Step 6: Final answer
    x = 4,851.62

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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.