Home / 5,166.20-7,749.30-4,801.70

Finding the Fourth Proportional to 5,166.20, 7,749.30 and 4,801.70

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Solution

The fourth proportional to 5,166.20, 7,749.30 and 4,801.70 is: 7,202.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166.20 : 7,749.30 = 4,801.70 : x
  2. Step 2: Convert to fraction form
    5,166.20/7,749.30 = 4,801.70/x
  3. Step 3: Cross multiply
    5,166.20x = 7,749.30 × 4,801.70
  4. Step 4: Simplify right side
    5,166.20x = 37,209,813.81
  5. Step 5: Solve for x
    x = 37,209,813.81/5,166.20
  6. Step 6: Final answer
    x = 7,202.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.