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Finding the Fourth Proportional to 4,287, 6,395.10 and 3,632.97

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Solution

The fourth proportional to 4,287, 6,395.10 and 3,632.97 is: 5,419.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287 : 6,395.10 = 3,632.97 : x
  2. Step 2: Convert to fraction form
    4,287/6,395.10 = 3,632.97/x
  3. Step 3: Cross multiply
    4,287x = 6,395.10 × 3,632.97
  4. Step 4: Simplify right side
    4,287x = 23,233,206.45
  5. Step 5: Solve for x
    x = 23,233,206.45/4,287
  6. Step 6: Final answer
    x = 5,419.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.