Home / 5,551.68-7,659.12-3,313.04

Finding the Fourth Proportional to 5,551.68, 7,659.12 and 3,313.04

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Solution

The fourth proportional to 5,551.68, 7,659.12 and 3,313.04 is: 4,570.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.68 : 7,659.12 = 3,313.04 : x
  2. Step 2: Convert to fraction form
    5,551.68/7,659.12 = 3,313.04/x
  3. Step 3: Cross multiply
    5,551.68x = 7,659.12 × 3,313.04
  4. Step 4: Simplify right side
    5,551.68x = 25,374,970.92
  5. Step 5: Solve for x
    x = 25,374,970.92/5,551.68
  6. Step 6: Final answer
    x = 4,570.68

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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.