Home / 3,320.26-4,581.70-1,903.93

Finding the Fourth Proportional to 3,320.26, 4,581.70 and 1,903.93

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Solution

The fourth proportional to 3,320.26, 4,581.70 and 1,903.93 is: 2,627.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.26 : 4,581.70 = 1,903.93 : x
  2. Step 2: Convert to fraction form
    3,320.26/4,581.70 = 1,903.93/x
  3. Step 3: Cross multiply
    3,320.26x = 4,581.70 × 1,903.93
  4. Step 4: Simplify right side
    3,320.26x = 8,723,236.08
  5. Step 5: Solve for x
    x = 8,723,236.08/3,320.26
  6. Step 6: Final answer
    x = 2,627.27

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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.