Home / 2,301.28-3,451.90-914.94

Finding the Fourth Proportional to 2,301.28, 3,451.90 and 914.94

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Solution

The fourth proportional to 2,301.28, 3,451.90 and 914.94 is: 1,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301.28 : 3,451.90 = 914.94 : x
  2. Step 2: Convert to fraction form
    2,301.28/3,451.90 = 914.94/x
  3. Step 3: Cross multiply
    2,301.28x = 3,451.90 × 914.94
  4. Step 4: Simplify right side
    2,301.28x = 3,158,281.39
  5. Step 5: Solve for x
    x = 3,158,281.39/2,301.28
  6. Step 6: Final answer
    x = 1,372.40

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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.