Home / 5,055.89-6,972.77-3,286.85

Finding the Fourth Proportional to 5,055.89, 6,972.77 and 3,286.85

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Solution

The fourth proportional to 5,055.89, 6,972.77 and 3,286.85 is: 4,533.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.89 : 6,972.77 = 3,286.85 : x
  2. Step 2: Convert to fraction form
    5,055.89/6,972.77 = 3,286.85/x
  3. Step 3: Cross multiply
    5,055.89x = 6,972.77 × 3,286.85
  4. Step 4: Simplify right side
    5,055.89x = 22,918,432.64
  5. Step 5: Solve for x
    x = 22,918,432.64/5,055.89
  6. Step 6: Final answer
    x = 4,533.02

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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.