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Finding the Fourth Proportional to 9,797.04, 13,521.24 and 9,491.04

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Solution

The fourth proportional to 9,797.04, 13,521.24 and 9,491.04 is: 13,098.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,797.04 : 13,521.24 = 9,491.04 : x
  2. Step 2: Convert to fraction form
    9,797.04/13,521.24 = 9,491.04/x
  3. Step 3: Cross multiply
    9,797.04x = 13,521.24 × 9,491.04
  4. Step 4: Simplify right side
    9,797.04x = 128,330,629.69
  5. Step 5: Solve for x
    x = 128,330,629.69/9,797.04
  6. Step 6: Final answer
    x = 13,098.92

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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.