Home / 2,244.99-3,363.26-1,421.55

Finding the Fourth Proportional to 2,244.99, 3,363.26 and 1,421.55

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Solution

The fourth proportional to 2,244.99, 3,363.26 and 1,421.55 is: 2,129.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,244.99 : 3,363.26 = 1,421.55 : x
  2. Step 2: Convert to fraction form
    2,244.99/3,363.26 = 1,421.55/x
  3. Step 3: Cross multiply
    2,244.99x = 3,363.26 × 1,421.55
  4. Step 4: Simplify right side
    2,244.99x = 4,781,035.15
  5. Step 5: Solve for x
    x = 4,781,035.15/2,244.99
  6. Step 6: Final answer
    x = 2,129.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.