Home / 6,484.19-9,723.83-2,100.47

Finding the Fourth Proportional to 6,484.19, 9,723.83 and 2,100.47

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Solution

The fourth proportional to 6,484.19, 9,723.83 and 2,100.47 is: 3,149.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,484.19 : 9,723.83 = 2,100.47 : x
  2. Step 2: Convert to fraction form
    6,484.19/9,723.83 = 2,100.47/x
  3. Step 3: Cross multiply
    6,484.19x = 9,723.83 × 2,100.47
  4. Step 4: Simplify right side
    6,484.19x = 20,424,642.76
  5. Step 5: Solve for x
    x = 20,424,642.76/6,484.19
  6. Step 6: Final answer
    x = 3,149.91

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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.