Home / 6,692.20-10,016.70-5,223.40

Finding the Fourth Proportional to 6,692.20, 10,016.70 and 5,223.40

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Solution

The fourth proportional to 6,692.20, 10,016.70 and 5,223.40 is: 7,818.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,692.20 : 10,016.70 = 5,223.40 : x
  2. Step 2: Convert to fraction form
    6,692.20/10,016.70 = 5,223.40/x
  3. Step 3: Cross multiply
    6,692.20x = 10,016.70 × 5,223.40
  4. Step 4: Simplify right side
    6,692.20x = 52,321,230.78
  5. Step 5: Solve for x
    x = 52,321,230.78/6,692.20
  6. Step 6: Final answer
    x = 7,818.24

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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.