Home / 6,462.07-9,690.31-2,018.71

Finding the Fourth Proportional to 6,462.07, 9,690.31 and 2,018.71

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Solution

The fourth proportional to 6,462.07, 9,690.31 and 2,018.71 is: 3,027.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,462.07 : 9,690.31 = 2,018.71 : x
  2. Step 2: Convert to fraction form
    6,462.07/9,690.31 = 2,018.71/x
  3. Step 3: Cross multiply
    6,462.07x = 9,690.31 × 2,018.71
  4. Step 4: Simplify right side
    6,462.07x = 19,561,925.70
  5. Step 5: Solve for x
    x = 19,561,925.70/6,462.07
  6. Step 6: Final answer
    x = 3,027.19

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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.