Home / 3,628.73-5,005.81-2,370.53

Finding the Fourth Proportional to 3,628.73, 5,005.81 and 2,370.53

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Solution

The fourth proportional to 3,628.73, 5,005.81 and 2,370.53 is: 3,270.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.73 : 5,005.81 = 2,370.53 : x
  2. Step 2: Convert to fraction form
    3,628.73/5,005.81 = 2,370.53/x
  3. Step 3: Cross multiply
    3,628.73x = 5,005.81 × 2,370.53
  4. Step 4: Simplify right side
    3,628.73x = 11,866,422.78
  5. Step 5: Solve for x
    x = 11,866,422.78/3,628.73
  6. Step 6: Final answer
    x = 3,270.13

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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.