Home / 2,371.30-3,269.10-1,486.51

Finding the Fourth Proportional to 2,371.30, 3,269.10 and 1,486.51

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Solution

The fourth proportional to 2,371.30, 3,269.10 and 1,486.51 is: 2,049.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.30 : 3,269.10 = 1,486.51 : x
  2. Step 2: Convert to fraction form
    2,371.30/3,269.10 = 1,486.51/x
  3. Step 3: Cross multiply
    2,371.30x = 3,269.10 × 1,486.51
  4. Step 4: Simplify right side
    2,371.30x = 4,859,549.84
  5. Step 5: Solve for x
    x = 4,859,549.84/2,371.30
  6. Step 6: Final answer
    x = 2,049.32

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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.