Home / 11,698.44-17,547.72-5,125.20

Finding the Fourth Proportional to 11,698.44, 17,547.72 and 5,125.20

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Solution

The fourth proportional to 11,698.44, 17,547.72 and 5,125.20 is: 7,687.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,698.44 : 17,547.72 = 5,125.20 : x
  2. Step 2: Convert to fraction form
    11,698.44/17,547.72 = 5,125.20/x
  3. Step 3: Cross multiply
    11,698.44x = 17,547.72 × 5,125.20
  4. Step 4: Simplify right side
    11,698.44x = 89,935,574.54
  5. Step 5: Solve for x
    x = 89,935,574.54/11,698.44
  6. Step 6: Final answer
    x = 7,687.83

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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.