Home / 4,124.70-5,692.08-2,261.70

Finding the Fourth Proportional to 4,124.70, 5,692.08 and 2,261.70

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Solution

The fourth proportional to 4,124.70, 5,692.08 and 2,261.70 is: 3,121.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.70 : 5,692.08 = 2,261.70 : x
  2. Step 2: Convert to fraction form
    4,124.70/5,692.08 = 2,261.70/x
  3. Step 3: Cross multiply
    4,124.70x = 5,692.08 × 2,261.70
  4. Step 4: Simplify right side
    4,124.70x = 12,873,777.34
  5. Step 5: Solve for x
    x = 12,873,777.34/4,124.70
  6. Step 6: Final answer
    x = 3,121.14

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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.