Home / 10,101.02-15,152.58-3,860.99

Finding the Fourth Proportional to 10,101.02, 15,152.58 and 3,860.99

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Solution

The fourth proportional to 10,101.02, 15,152.58 and 3,860.99 is: 5,791.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,101.02 : 15,152.58 = 3,860.99 : x
  2. Step 2: Convert to fraction form
    10,101.02/15,152.58 = 3,860.99/x
  3. Step 3: Cross multiply
    10,101.02x = 15,152.58 × 3,860.99
  4. Step 4: Simplify right side
    10,101.02x = 58,503,959.85
  5. Step 5: Solve for x
    x = 58,503,959.85/10,101.02
  6. Step 6: Final answer
    x = 5,791.89

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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.