Home / 5,040.63-7,561.08-1,342.85

Finding the Fourth Proportional to 5,040.63, 7,561.08 and 1,342.85

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Solution

The fourth proportional to 5,040.63, 7,561.08 and 1,342.85 is: 2,014.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.63 : 7,561.08 = 1,342.85 : x
  2. Step 2: Convert to fraction form
    5,040.63/7,561.08 = 1,342.85/x
  3. Step 3: Cross multiply
    5,040.63x = 7,561.08 × 1,342.85
  4. Step 4: Simplify right side
    5,040.63x = 10,153,358.47
  5. Step 5: Solve for x
    x = 10,153,358.47/5,040.63
  6. Step 6: Final answer
    x = 2,014.30

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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.