Home / 10,144.19-15,216.39-3,570.44

Finding the Fourth Proportional to 10,144.19, 15,216.39 and 3,570.44

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Solution

The fourth proportional to 10,144.19, 15,216.39 and 3,570.44 is: 5,355.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,144.19 : 15,216.39 = 3,570.44 : x
  2. Step 2: Convert to fraction form
    10,144.19/15,216.39 = 3,570.44/x
  3. Step 3: Cross multiply
    10,144.19x = 15,216.39 × 3,570.44
  4. Step 4: Simplify right side
    10,144.19x = 54,329,207.51
  5. Step 5: Solve for x
    x = 54,329,207.51/10,144.19
  6. Step 6: Final answer
    x = 5,355.70

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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.