Home / 10,512.03-15,768.45-3,492.66

Finding the Fourth Proportional to 10,512.03, 15,768.45 and 3,492.66

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Solution

The fourth proportional to 10,512.03, 15,768.45 and 3,492.66 is: 5,239.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512.03 : 15,768.45 = 3,492.66 : x
  2. Step 2: Convert to fraction form
    10,512.03/15,768.45 = 3,492.66/x
  3. Step 3: Cross multiply
    10,512.03x = 15,768.45 × 3,492.66
  4. Step 4: Simplify right side
    10,512.03x = 55,073,834.58
  5. Step 5: Solve for x
    x = 55,073,834.58/10,512.03
  6. Step 6: Final answer
    x = 5,239.12

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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.