Home / 6,484.19-9,724.25-2,100.63

Finding the Fourth Proportional to 6,484.19, 9,724.25 and 2,100.63

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Solution

The fourth proportional to 6,484.19, 9,724.25 and 2,100.63 is: 3,150.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,484.19 : 9,724.25 = 2,100.63 : x
  2. Step 2: Convert to fraction form
    6,484.19/9,724.25 = 2,100.63/x
  3. Step 3: Cross multiply
    6,484.19x = 9,724.25 × 2,100.63
  4. Step 4: Simplify right side
    6,484.19x = 20,427,040.77
  5. Step 5: Solve for x
    x = 20,427,040.77/6,484.19
  6. Step 6: Final answer
    x = 3,150.28

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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.