Home / 5,803.69-8,008.86-3,151.04

Finding the Fourth Proportional to 5,803.69, 8,008.86 and 3,151.04

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Solution

The fourth proportional to 5,803.69, 8,008.86 and 3,151.04 is: 4,348.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803.69 : 8,008.86 = 3,151.04 : x
  2. Step 2: Convert to fraction form
    5,803.69/8,008.86 = 3,151.04/x
  3. Step 3: Cross multiply
    5,803.69x = 8,008.86 × 3,151.04
  4. Step 4: Simplify right side
    5,803.69x = 25,236,198.17
  5. Step 5: Solve for x
    x = 25,236,198.17/5,803.69
  6. Step 6: Final answer
    x = 4,348.31

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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.