Home / 3,253.34-4,489.61-1,761.26

Finding the Fourth Proportional to 3,253.34, 4,489.61 and 1,761.26

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Solution

The fourth proportional to 3,253.34, 4,489.61 and 1,761.26 is: 2,430.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.34 : 4,489.61 = 1,761.26 : x
  2. Step 2: Convert to fraction form
    3,253.34/4,489.61 = 1,761.26/x
  3. Step 3: Cross multiply
    3,253.34x = 4,489.61 × 1,761.26
  4. Step 4: Simplify right side
    3,253.34x = 7,907,346.19
  5. Step 5: Solve for x
    x = 7,907,346.19/3,253.34
  6. Step 6: Final answer
    x = 2,430.53

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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.