Home / 2,337.26-3,225.27-1,289.18

Finding the Fourth Proportional to 2,337.26, 3,225.27 and 1,289.18

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Solution

The fourth proportional to 2,337.26, 3,225.27 and 1,289.18 is: 1,778.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,337.26 : 3,225.27 = 1,289.18 : x
  2. Step 2: Convert to fraction form
    2,337.26/3,225.27 = 1,289.18/x
  3. Step 3: Cross multiply
    2,337.26x = 3,225.27 × 1,289.18
  4. Step 4: Simplify right side
    2,337.26x = 4,157,953.58
  5. Step 5: Solve for x
    x = 4,157,953.58/2,337.26
  6. Step 6: Final answer
    x = 1,778.99

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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.