Home / 6,240.65-9,356.00-3,605.15

Finding the Fourth Proportional to 6,240.65, 9,356.00 and 3,605.15

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Solution

The fourth proportional to 6,240.65, 9,356.00 and 3,605.15 is: 5,404.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.65 : 9,356.00 = 3,605.15 : x
  2. Step 2: Convert to fraction form
    6,240.65/9,356.00 = 3,605.15/x
  3. Step 3: Cross multiply
    6,240.65x = 9,356.00 × 3,605.15
  4. Step 4: Simplify right side
    6,240.65x = 33,729,718.59
  5. Step 5: Solve for x
    x = 33,729,718.59/6,240.65
  6. Step 6: Final answer
    x = 5,404.84

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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.