Home / 4,693.12-7,040.10-2,744.20

Finding the Fourth Proportional to 4,693.12, 7,040.10 and 2,744.20

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Solution

The fourth proportional to 4,693.12, 7,040.10 and 2,744.20 is: 4,116.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,693.12 : 7,040.10 = 2,744.20 : x
  2. Step 2: Convert to fraction form
    4,693.12/7,040.10 = 2,744.20/x
  3. Step 3: Cross multiply
    4,693.12x = 7,040.10 × 2,744.20
  4. Step 4: Simplify right side
    4,693.12x = 19,319,442.42
  5. Step 5: Solve for x
    x = 19,319,442.42/4,693.12
  6. Step 6: Final answer
    x = 4,116.55

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1.5x scale

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.