Home / 6,351.65-9,518.40-3,572.49

Finding the Fourth Proportional to 6,351.65, 9,518.40 and 3,572.49

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Solution

The fourth proportional to 6,351.65, 9,518.40 and 3,572.49 is: 5,353.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,351.65 : 9,518.40 = 3,572.49 : x
  2. Step 2: Convert to fraction form
    6,351.65/9,518.40 = 3,572.49/x
  3. Step 3: Cross multiply
    6,351.65x = 9,518.40 × 3,572.49
  4. Step 4: Simplify right side
    6,351.65x = 34,004,370.95
  5. Step 5: Solve for x
    x = 34,004,370.95/6,351.65
  6. Step 6: Final answer
    x = 5,353.63

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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.