Home / 9,939.24-14,886.99-4,078.08

Finding the Fourth Proportional to 9,939.24, 14,886.99 and 4,078.08

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Solution

The fourth proportional to 9,939.24, 14,886.99 and 4,078.08 is: 6,108.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.24 : 14,886.99 = 4,078.08 : x
  2. Step 2: Convert to fraction form
    9,939.24/14,886.99 = 4,078.08/x
  3. Step 3: Cross multiply
    9,939.24x = 14,886.99 × 4,078.08
  4. Step 4: Simplify right side
    9,939.24x = 60,710,336.18
  5. Step 5: Solve for x
    x = 60,710,336.18/9,939.24
  6. Step 6: Final answer
    x = 6,108.15

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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.