Home / 5,010.84-6,920.10-4,231.08

Finding the Fourth Proportional to 5,010.84, 6,920.10 and 4,231.08

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Solution

The fourth proportional to 5,010.84, 6,920.10 and 4,231.08 is: 5,843.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.84 : 6,920.10 = 4,231.08 : x
  2. Step 2: Convert to fraction form
    5,010.84/6,920.10 = 4,231.08/x
  3. Step 3: Cross multiply
    5,010.84x = 6,920.10 × 4,231.08
  4. Step 4: Simplify right side
    5,010.84x = 29,279,496.71
  5. Step 5: Solve for x
    x = 29,279,496.71/5,010.84
  6. Step 6: Final answer
    x = 5,843.23

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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.