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Finding the Fourth Proportional to 5,804.87, 8,010.78 and 3,152.31

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Solution

The fourth proportional to 5,804.87, 8,010.78 and 3,152.31 is: 4,350.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,804.87 : 8,010.78 = 3,152.31 : x
  2. Step 2: Convert to fraction form
    5,804.87/8,010.78 = 3,152.31/x
  3. Step 3: Cross multiply
    5,804.87x = 8,010.78 × 3,152.31
  4. Step 4: Simplify right side
    5,804.87x = 25,252,461.90
  5. Step 5: Solve for x
    x = 25,252,461.90/5,804.87
  6. Step 6: Final answer
    x = 4,350.22

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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.