Home / 2,290.14-3,432.39-902.08

Finding the Fourth Proportional to 2,290.14, 3,432.39 and 902.08

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Solution

The fourth proportional to 2,290.14, 3,432.39 and 902.08 is: 1,352.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290.14 : 3,432.39 = 902.08 : x
  2. Step 2: Convert to fraction form
    2,290.14/3,432.39 = 902.08/x
  3. Step 3: Cross multiply
    2,290.14x = 3,432.39 × 902.08
  4. Step 4: Simplify right side
    2,290.14x = 3,096,290.37
  5. Step 5: Solve for x
    x = 3,096,290.37/2,290.14
  6. Step 6: Final answer
    x = 1,352.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.