Home / 3,434.06-5,126.22-3,018.90

Finding the Fourth Proportional to 3,434.06, 5,126.22 and 3,018.90

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Solution

The fourth proportional to 3,434.06, 5,126.22 and 3,018.90 is: 4,506.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.06 : 5,126.22 = 3,018.90 : x
  2. Step 2: Convert to fraction form
    3,434.06/5,126.22 = 3,018.90/x
  3. Step 3: Cross multiply
    3,434.06x = 5,126.22 × 3,018.90
  4. Step 4: Simplify right side
    3,434.06x = 15,475,545.56
  5. Step 5: Solve for x
    x = 15,475,545.56/3,434.06
  6. Step 6: Final answer
    x = 4,506.49

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.