Home / 2,337.11-3,224.88-1,289.19

Finding the Fourth Proportional to 2,337.11, 3,224.88 and 1,289.19

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Solution

The fourth proportional to 2,337.11, 3,224.88 and 1,289.19 is: 1,778.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,337.11 : 3,224.88 = 1,289.19 : x
  2. Step 2: Convert to fraction form
    2,337.11/3,224.88 = 1,289.19/x
  3. Step 3: Cross multiply
    2,337.11x = 3,224.88 × 1,289.19
  4. Step 4: Simplify right side
    2,337.11x = 4,157,483.05
  5. Step 5: Solve for x
    x = 4,157,483.05/2,337.11
  6. Step 6: Final answer
    x = 1,778.90

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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.