Home / 9,877.99-14,822.82-3,642.36

Finding the Fourth Proportional to 9,877.99, 14,822.82 and 3,642.36

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Solution

The fourth proportional to 9,877.99, 14,822.82 and 3,642.36 is: 5,465.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,877.99 : 14,822.82 = 3,642.36 : x
  2. Step 2: Convert to fraction form
    9,877.99/14,822.82 = 3,642.36/x
  3. Step 3: Cross multiply
    9,877.99x = 14,822.82 × 3,642.36
  4. Step 4: Simplify right side
    9,877.99x = 53,990,046.66
  5. Step 5: Solve for x
    x = 53,990,046.66/9,877.99
  6. Step 6: Final answer
    x = 5,465.69

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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.