Home / 9,340.90-14,011.31-2,766.57

Finding the Fourth Proportional to 9,340.90, 14,011.31 and 2,766.57

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Solution

The fourth proportional to 9,340.90, 14,011.31 and 2,766.57 is: 4,149.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,340.90 : 14,011.31 = 2,766.57 : x
  2. Step 2: Convert to fraction form
    9,340.90/14,011.31 = 2,766.57/x
  3. Step 3: Cross multiply
    9,340.90x = 14,011.31 × 2,766.57
  4. Step 4: Simplify right side
    9,340.90x = 38,763,224.28
  5. Step 5: Solve for x
    x = 38,763,224.28/9,340.90
  6. Step 6: Final answer
    x = 4,149.84

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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.