Home / 4,223.82-5,828.37-2,545.20

Finding the Fourth Proportional to 4,223.82, 5,828.37 and 2,545.20

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Solution

The fourth proportional to 4,223.82, 5,828.37 and 2,545.20 is: 3,512.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.82 : 5,828.37 = 2,545.20 : x
  2. Step 2: Convert to fraction form
    4,223.82/5,828.37 = 2,545.20/x
  3. Step 3: Cross multiply
    4,223.82x = 5,828.37 × 2,545.20
  4. Step 4: Simplify right side
    4,223.82x = 14,834,367.32
  5. Step 5: Solve for x
    x = 14,834,367.32/4,223.82
  6. Step 6: Final answer
    x = 3,512.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.