Home / 2,503.23-3,454.33-1,384.14

Finding the Fourth Proportional to 2,503.23, 3,454.33 and 1,384.14

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Solution

The fourth proportional to 2,503.23, 3,454.33 and 1,384.14 is: 1,910.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,503.23 : 3,454.33 = 1,384.14 : x
  2. Step 2: Convert to fraction form
    2,503.23/3,454.33 = 1,384.14/x
  3. Step 3: Cross multiply
    2,503.23x = 3,454.33 × 1,384.14
  4. Step 4: Simplify right side
    2,503.23x = 4,781,276.33
  5. Step 5: Solve for x
    x = 4,781,276.33/2,503.23
  6. Step 6: Final answer
    x = 1,910.04

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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.