Home / 10,329.36-15,490.96-2,934.44

Finding the Fourth Proportional to 10,329.36, 15,490.96 and 2,934.44

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Solution

The fourth proportional to 10,329.36, 15,490.96 and 2,934.44 is: 4,400.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329.36 : 15,490.96 = 2,934.44 : x
  2. Step 2: Convert to fraction form
    10,329.36/15,490.96 = 2,934.44/x
  3. Step 3: Cross multiply
    10,329.36x = 15,490.96 × 2,934.44
  4. Step 4: Simplify right side
    10,329.36x = 45,457,292.66
  5. Step 5: Solve for x
    x = 45,457,292.66/10,329.36
  6. Step 6: Final answer
    x = 4,400.79

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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.