Home / 3,681.47-5,081.51-2,246.35

Finding the Fourth Proportional to 3,681.47, 5,081.51 and 2,246.35

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Solution

The fourth proportional to 3,681.47, 5,081.51 and 2,246.35 is: 3,100.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.47 : 5,081.51 = 2,246.35 : x
  2. Step 2: Convert to fraction form
    3,681.47/5,081.51 = 2,246.35/x
  3. Step 3: Cross multiply
    3,681.47x = 5,081.51 × 2,246.35
  4. Step 4: Simplify right side
    3,681.47x = 11,414,849.99
  5. Step 5: Solve for x
    x = 11,414,849.99/3,681.47
  6. Step 6: Final answer
    x = 3,100.62

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1.5x scale

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.