Home / 5,074.56-7,002.33-2,836.53

Finding the Fourth Proportional to 5,074.56, 7,002.33 and 2,836.53

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Solution

The fourth proportional to 5,074.56, 7,002.33 and 2,836.53 is: 3,914.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.56 : 7,002.33 = 2,836.53 : x
  2. Step 2: Convert to fraction form
    5,074.56/7,002.33 = 2,836.53/x
  3. Step 3: Cross multiply
    5,074.56x = 7,002.33 × 2,836.53
  4. Step 4: Simplify right side
    5,074.56x = 19,862,319.11
  5. Step 5: Solve for x
    x = 19,862,319.11/5,074.56
  6. Step 6: Final answer
    x = 3,914.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.