Home / 3,040.18-4,560.72-959.96

Finding the Fourth Proportional to 3,040.18, 4,560.72 and 959.96

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Solution

The fourth proportional to 3,040.18, 4,560.72 and 959.96 is: 1,440.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.18 : 4,560.72 = 959.96 : x
  2. Step 2: Convert to fraction form
    3,040.18/4,560.72 = 959.96/x
  3. Step 3: Cross multiply
    3,040.18x = 4,560.72 × 959.96
  4. Step 4: Simplify right side
    3,040.18x = 4,378,108.77
  5. Step 5: Solve for x
    x = 4,378,108.77/3,040.18
  6. Step 6: Final answer
    x = 1,440.08

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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.