Home / 2,371.46-3,272.81-1,363.30

Finding the Fourth Proportional to 2,371.46, 3,272.81 and 1,363.30

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Solution

The fourth proportional to 2,371.46, 3,272.81 and 1,363.30 is: 1,881.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.46 : 3,272.81 = 1,363.30 : x
  2. Step 2: Convert to fraction form
    2,371.46/3,272.81 = 1,363.30/x
  3. Step 3: Cross multiply
    2,371.46x = 3,272.81 × 1,363.30
  4. Step 4: Simplify right side
    2,371.46x = 4,461,806.87
  5. Step 5: Solve for x
    x = 4,461,806.87/2,371.46
  6. Step 6: Final answer
    x = 1,881.46

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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.