Home / 12,731.08-19,097.64-4,837.38

Finding the Fourth Proportional to 12,731.08, 19,097.64 and 4,837.38

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Solution

The fourth proportional to 12,731.08, 19,097.64 and 4,837.38 is: 7,256.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731.08 : 19,097.64 = 4,837.38 : x
  2. Step 2: Convert to fraction form
    12,731.08/19,097.64 = 4,837.38/x
  3. Step 3: Cross multiply
    12,731.08x = 19,097.64 × 4,837.38
  4. Step 4: Simplify right side
    12,731.08x = 92,382,506.13
  5. Step 5: Solve for x
    x = 92,382,506.13/12,731.08
  6. Step 6: Final answer
    x = 7,256.45

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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.