Home / 6,439.52-9,657.19-2,055.94

Finding the Fourth Proportional to 6,439.52, 9,657.19 and 2,055.94

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Solution

The fourth proportional to 6,439.52, 9,657.19 and 2,055.94 is: 3,083.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439.52 : 9,657.19 = 2,055.94 : x
  2. Step 2: Convert to fraction form
    6,439.52/9,657.19 = 2,055.94/x
  3. Step 3: Cross multiply
    6,439.52x = 9,657.19 × 2,055.94
  4. Step 4: Simplify right side
    6,439.52x = 19,854,581.64
  5. Step 5: Solve for x
    x = 19,854,581.64/6,439.52
  6. Step 6: Final answer
    x = 3,083.24

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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.