Home / 12,797.46-19,198.80-7,253.28

Finding the Fourth Proportional to 12,797.46, 19,198.80 and 7,253.28

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Solution

The fourth proportional to 12,797.46, 19,198.80 and 7,253.28 is: 10,881.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,797.46 : 19,198.80 = 7,253.28 : x
  2. Step 2: Convert to fraction form
    12,797.46/19,198.80 = 7,253.28/x
  3. Step 3: Cross multiply
    12,797.46x = 19,198.80 × 7,253.28
  4. Step 4: Simplify right side
    12,797.46x = 139,254,272.06
  5. Step 5: Solve for x
    x = 139,254,272.06/12,797.46
  6. Step 6: Final answer
    x = 10,881.40

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Similar ratio
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1.5x scale

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.