Home / 9,491.22-13,097.84-5,299.47

Finding the Fourth Proportional to 9,491.22, 13,097.84 and 5,299.47

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Solution

The fourth proportional to 9,491.22, 13,097.84 and 5,299.47 is: 7,313.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,491.22 : 13,097.84 = 5,299.47 : x
  2. Step 2: Convert to fraction form
    9,491.22/13,097.84 = 5,299.47/x
  3. Step 3: Cross multiply
    9,491.22x = 13,097.84 × 5,299.47
  4. Step 4: Simplify right side
    9,491.22x = 69,411,583.65
  5. Step 5: Solve for x
    x = 69,411,583.65/9,491.22
  6. Step 6: Final answer
    x = 7,313.24

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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.