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Finding the Fourth Proportional to 5,804.48, 8,010.20 and 3,151.92

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Solution

The fourth proportional to 5,804.48, 8,010.20 and 3,151.92 is: 4,349.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,804.48 : 8,010.20 = 3,151.92 : x
  2. Step 2: Convert to fraction form
    5,804.48/8,010.20 = 3,151.92/x
  3. Step 3: Cross multiply
    5,804.48x = 8,010.20 × 3,151.92
  4. Step 4: Simplify right side
    5,804.48x = 25,247,509.58
  5. Step 5: Solve for x
    x = 25,247,509.58/5,804.48
  6. Step 6: Final answer
    x = 4,349.66

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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.