Home / 3,250.79-4,485.76-1,834.35

Finding the Fourth Proportional to 3,250.79, 4,485.76 and 1,834.35

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Solution

The fourth proportional to 3,250.79, 4,485.76 and 1,834.35 is: 2,531.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250.79 : 4,485.76 = 1,834.35 : x
  2. Step 2: Convert to fraction form
    3,250.79/4,485.76 = 1,834.35/x
  3. Step 3: Cross multiply
    3,250.79x = 4,485.76 × 1,834.35
  4. Step 4: Simplify right side
    3,250.79x = 8,228,453.86
  5. Step 5: Solve for x
    x = 8,228,453.86/3,250.79
  6. Step 6: Final answer
    x = 2,531.22

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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.