Home / 6,961.70-9,602.88-4,127.18

Finding the Fourth Proportional to 6,961.70, 9,602.88 and 4,127.18

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Solution

The fourth proportional to 6,961.70, 9,602.88 and 4,127.18 is: 5,692.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,961.70 : 9,602.88 = 4,127.18 : x
  2. Step 2: Convert to fraction form
    6,961.70/9,602.88 = 4,127.18/x
  3. Step 3: Cross multiply
    6,961.70x = 9,602.88 × 4,127.18
  4. Step 4: Simplify right side
    6,961.70x = 39,632,766.26
  5. Step 5: Solve for x
    x = 39,632,766.26/6,961.70
  6. Step 6: Final answer
    x = 5,692.98

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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.