Home / 3,353.34-4,624.77-2,158.53

Finding the Fourth Proportional to 3,353.34, 4,624.77 and 2,158.53

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Solution

The fourth proportional to 3,353.34, 4,624.77 and 2,158.53 is: 2,976.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.34 : 4,624.77 = 2,158.53 : x
  2. Step 2: Convert to fraction form
    3,353.34/4,624.77 = 2,158.53/x
  3. Step 3: Cross multiply
    3,353.34x = 4,624.77 × 2,158.53
  4. Step 4: Simplify right side
    3,353.34x = 9,982,704.79
  5. Step 5: Solve for x
    x = 9,982,704.79/3,353.34
  6. Step 6: Final answer
    x = 2,976.94

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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.