Home / 3,528.30-4,866.84-2,270.98

Finding the Fourth Proportional to 3,528.30, 4,866.84 and 2,270.98

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Solution

The fourth proportional to 3,528.30, 4,866.84 and 2,270.98 is: 3,132.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.30 : 4,866.84 = 2,270.98 : x
  2. Step 2: Convert to fraction form
    3,528.30/4,866.84 = 2,270.98/x
  3. Step 3: Cross multiply
    3,528.30x = 4,866.84 × 2,270.98
  4. Step 4: Simplify right side
    3,528.30x = 11,052,496.30
  5. Step 5: Solve for x
    x = 11,052,496.30/3,528.30
  6. Step 6: Final answer
    x = 3,132.53

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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.