Home / 11,017.71-15,198.08-7,034.33

Finding the Fourth Proportional to 11,017.71, 15,198.08 and 7,034.33

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Solution

The fourth proportional to 11,017.71, 15,198.08 and 7,034.33 is: 9,703.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.71 : 15,198.08 = 7,034.33 : x
  2. Step 2: Convert to fraction form
    11,017.71/15,198.08 = 7,034.33/x
  3. Step 3: Cross multiply
    11,017.71x = 15,198.08 × 7,034.33
  4. Step 4: Simplify right side
    11,017.71x = 106,908,198.92
  5. Step 5: Solve for x
    x = 106,908,198.92/11,017.71
  6. Step 6: Final answer
    x = 9,703.30

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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.