Home / 2,467.81-3,405.56-1,348.76

Finding the Fourth Proportional to 2,467.81, 3,405.56 and 1,348.76

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Solution

The fourth proportional to 2,467.81, 3,405.56 and 1,348.76 is: 1,861.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,467.81 : 3,405.56 = 1,348.76 : x
  2. Step 2: Convert to fraction form
    2,467.81/3,405.56 = 1,348.76/x
  3. Step 3: Cross multiply
    2,467.81x = 3,405.56 × 1,348.76
  4. Step 4: Simplify right side
    2,467.81x = 4,593,294.99
  5. Step 5: Solve for x
    x = 4,593,294.99/2,467.81
  6. Step 6: Final answer
    x = 1,861.29

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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.