Home / 7,470.51-11,207.39-2,276.25

Finding the Fourth Proportional to 7,470.51, 11,207.39 and 2,276.25

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Solution

The fourth proportional to 7,470.51, 11,207.39 and 2,276.25 is: 3,414.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470.51 : 11,207.39 = 2,276.25 : x
  2. Step 2: Convert to fraction form
    7,470.51/11,207.39 = 2,276.25/x
  3. Step 3: Cross multiply
    7,470.51x = 11,207.39 × 2,276.25
  4. Step 4: Simplify right side
    7,470.51x = 25,510,821.49
  5. Step 5: Solve for x
    x = 25,510,821.49/7,470.51
  6. Step 6: Final answer
    x = 3,414.87

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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.