Home / 3,528.55-4,868.29-2,203.02

Finding the Fourth Proportional to 3,528.55, 4,868.29 and 2,203.02

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Solution

The fourth proportional to 3,528.55, 4,868.29 and 2,203.02 is: 3,039.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.55 : 4,868.29 = 2,203.02 : x
  2. Step 2: Convert to fraction form
    3,528.55/4,868.29 = 2,203.02/x
  3. Step 3: Cross multiply
    3,528.55x = 4,868.29 × 2,203.02
  4. Step 4: Simplify right side
    3,528.55x = 10,724,930.60
  5. Step 5: Solve for x
    x = 10,724,930.60/3,528.55
  6. Step 6: Final answer
    x = 3,039.47

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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.