Home / 2,742.48-4,113.90-1,010.52

Finding the Fourth Proportional to 2,742.48, 4,113.90 and 1,010.52

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Solution

The fourth proportional to 2,742.48, 4,113.90 and 1,010.52 is: 1,515.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742.48 : 4,113.90 = 1,010.52 : x
  2. Step 2: Convert to fraction form
    2,742.48/4,113.90 = 1,010.52/x
  3. Step 3: Cross multiply
    2,742.48x = 4,113.90 × 1,010.52
  4. Step 4: Simplify right side
    2,742.48x = 4,157,178.23
  5. Step 5: Solve for x
    x = 4,157,178.23/2,742.48
  6. Step 6: Final answer
    x = 1,515.85

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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.