Home / 3,012.48-4,510.08-2,770.56

Finding the Fourth Proportional to 3,012.48, 4,510.08 and 2,770.56

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Solution

The fourth proportional to 3,012.48, 4,510.08 and 2,770.56 is: 4,147.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.48 : 4,510.08 = 2,770.56 : x
  2. Step 2: Convert to fraction form
    3,012.48/4,510.08 = 2,770.56/x
  3. Step 3: Cross multiply
    3,012.48x = 4,510.08 × 2,770.56
  4. Step 4: Simplify right side
    3,012.48x = 12,495,447.24
  5. Step 5: Solve for x
    x = 12,495,447.24/3,012.48
  6. Step 6: Final answer
    x = 4,147.89

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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.