Home / 4,125.40-5,692.74-2,262.40

Finding the Fourth Proportional to 4,125.40, 5,692.74 and 2,262.40

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Solution

The fourth proportional to 4,125.40, 5,692.74 and 2,262.40 is: 3,121.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.40 : 5,692.74 = 2,262.40 : x
  2. Step 2: Convert to fraction form
    4,125.40/5,692.74 = 2,262.40/x
  3. Step 3: Cross multiply
    4,125.40x = 5,692.74 × 2,262.40
  4. Step 4: Simplify right side
    4,125.40x = 12,879,254.98
  5. Step 5: Solve for x
    x = 12,879,254.98/4,125.40
  6. Step 6: Final answer
    x = 3,121.94

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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.