Home / 9,886.39-14,829.59-2,490.92

Finding the Fourth Proportional to 9,886.39, 14,829.59 and 2,490.92

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Solution

The fourth proportional to 9,886.39, 14,829.59 and 2,490.92 is: 3,736.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,886.39 : 14,829.59 = 2,490.92 : x
  2. Step 2: Convert to fraction form
    9,886.39/14,829.59 = 2,490.92/x
  3. Step 3: Cross multiply
    9,886.39x = 14,829.59 × 2,490.92
  4. Step 4: Simplify right side
    9,886.39x = 36,939,310.01
  5. Step 5: Solve for x
    x = 36,939,310.01/9,886.39
  6. Step 6: Final answer
    x = 3,736.38

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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.