Home / 9,491.13-13,097.96-5,299.38

Finding the Fourth Proportional to 9,491.13, 13,097.96 and 5,299.38

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Solution

The fourth proportional to 9,491.13, 13,097.96 and 5,299.38 is: 7,313.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,491.13 : 13,097.96 = 5,299.38 : x
  2. Step 2: Convert to fraction form
    9,491.13/13,097.96 = 5,299.38/x
  3. Step 3: Cross multiply
    9,491.13x = 13,097.96 × 5,299.38
  4. Step 4: Simplify right side
    9,491.13x = 69,411,067.26
  5. Step 5: Solve for x
    x = 69,411,067.26/9,491.13
  6. Step 6: Final answer
    x = 7,313.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.