Home / 9,827.11-14,741.61-2,807.38

Finding the Fourth Proportional to 9,827.11, 14,741.61 and 2,807.38

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Solution

The fourth proportional to 9,827.11, 14,741.61 and 2,807.38 is: 4,211.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,827.11 : 14,741.61 = 2,807.38 : x
  2. Step 2: Convert to fraction form
    9,827.11/14,741.61 = 2,807.38/x
  3. Step 3: Cross multiply
    9,827.11x = 14,741.61 × 2,807.38
  4. Step 4: Simplify right side
    9,827.11x = 41,385,301.08
  5. Step 5: Solve for x
    x = 41,385,301.08/9,827.11
  6. Step 6: Final answer
    x = 4,211.34

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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.