Home / 3,528.12-4,868.00-2,269.61

Finding the Fourth Proportional to 3,528.12, 4,868.00 and 2,269.61

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Solution

The fourth proportional to 3,528.12, 4,868.00 and 2,269.61 is: 3,131.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.12 : 4,868.00 = 2,269.61 : x
  2. Step 2: Convert to fraction form
    3,528.12/4,868.00 = 2,269.61/x
  3. Step 3: Cross multiply
    3,528.12x = 4,868.00 × 2,269.61
  4. Step 4: Simplify right side
    3,528.12x = 11,048,425.79
  5. Step 5: Solve for x
    x = 11,048,425.79/3,528.12
  6. Step 6: Final answer
    x = 3,131.53

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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.