Home / 3,097.23-4,646.88-1,247.87

Finding the Fourth Proportional to 3,097.23, 4,646.88 and 1,247.87

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Solution

The fourth proportional to 3,097.23, 4,646.88 and 1,247.87 is: 1,872.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.23 : 4,646.88 = 1,247.87 : x
  2. Step 2: Convert to fraction form
    3,097.23/4,646.88 = 1,247.87/x
  3. Step 3: Cross multiply
    3,097.23x = 4,646.88 × 1,247.87
  4. Step 4: Simplify right side
    3,097.23x = 5,798,678.91
  5. Step 5: Solve for x
    x = 5,798,678.91/3,097.23
  6. Step 6: Final answer
    x = 1,872.21

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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.