Home / 6,458.32-9,686.94-2,561.68

Finding the Fourth Proportional to 6,458.32, 9,686.94 and 2,561.68

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Solution

The fourth proportional to 6,458.32, 9,686.94 and 2,561.68 is: 3,842.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,458.32 : 9,686.94 = 2,561.68 : x
  2. Step 2: Convert to fraction form
    6,458.32/9,686.94 = 2,561.68/x
  3. Step 3: Cross multiply
    6,458.32x = 9,686.94 × 2,561.68
  4. Step 4: Simplify right side
    6,458.32x = 24,814,840.46
  5. Step 5: Solve for x
    x = 24,814,840.46/6,458.32
  6. Step 6: Final answer
    x = 3,842.31

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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.