Home / 5,040.23-7,559.33-1,918.08

Finding the Fourth Proportional to 5,040.23, 7,559.33 and 1,918.08

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Solution

The fourth proportional to 5,040.23, 7,559.33 and 1,918.08 is: 2,876.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.23 : 7,559.33 = 1,918.08 : x
  2. Step 2: Convert to fraction form
    5,040.23/7,559.33 = 1,918.08/x
  3. Step 3: Cross multiply
    5,040.23x = 7,559.33 × 1,918.08
  4. Step 4: Simplify right side
    5,040.23x = 14,499,390.10
  5. Step 5: Solve for x
    x = 14,499,390.10/5,040.23
  6. Step 6: Final answer
    x = 2,876.73

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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.