Home / 5,731.89-8,578.70-3,266.05

Finding the Fourth Proportional to 5,731.89, 8,578.70 and 3,266.05

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Solution

The fourth proportional to 5,731.89, 8,578.70 and 3,266.05 is: 4,888.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.89 : 8,578.70 = 3,266.05 : x
  2. Step 2: Convert to fraction form
    5,731.89/8,578.70 = 3,266.05/x
  3. Step 3: Cross multiply
    5,731.89x = 8,578.70 × 3,266.05
  4. Step 4: Simplify right side
    5,731.89x = 28,018,424.97
  5. Step 5: Solve for x
    x = 28,018,424.97/5,731.89
  6. Step 6: Final answer
    x = 4,888.17

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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.