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Finding the Fourth Proportional to 5,851.87, 8,075 and 3,333.78

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Solution

The fourth proportional to 5,851.87, 8,075 and 3,333.78 is: 4,600.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.87 : 8,075 = 3,333.78 : x
  2. Step 2: Convert to fraction form
    5,851.87/8,075 = 3,333.78/x
  3. Step 3: Cross multiply
    5,851.87x = 8,075 × 3,333.78
  4. Step 4: Simplify right side
    5,851.87x = 26,920,273.50
  5. Step 5: Solve for x
    x = 26,920,273.50/5,851.87
  6. Step 6: Final answer
    x = 4,600.29

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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.