Home / 7,275.91-10,040.49-4,448.02

Finding the Fourth Proportional to 7,275.91, 10,040.49 and 4,448.02

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Solution

The fourth proportional to 7,275.91, 10,040.49 and 4,448.02 is: 6,138.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275.91 : 10,040.49 = 4,448.02 : x
  2. Step 2: Convert to fraction form
    7,275.91/10,040.49 = 4,448.02/x
  3. Step 3: Cross multiply
    7,275.91x = 10,040.49 × 4,448.02
  4. Step 4: Simplify right side
    7,275.91x = 44,660,300.33
  5. Step 5: Solve for x
    x = 44,660,300.33/7,275.91
  6. Step 6: Final answer
    x = 6,138.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.