Home / 8,681.06-13,022.24-3,486.94

Finding the Fourth Proportional to 8,681.06, 13,022.24 and 3,486.94

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Solution

The fourth proportional to 8,681.06, 13,022.24 and 3,486.94 is: 5,230.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681.06 : 13,022.24 = 3,486.94 : x
  2. Step 2: Convert to fraction form
    8,681.06/13,022.24 = 3,486.94/x
  3. Step 3: Cross multiply
    8,681.06x = 13,022.24 × 3,486.94
  4. Step 4: Simplify right side
    8,681.06x = 45,407,719.56
  5. Step 5: Solve for x
    x = 45,407,719.56/8,681.06
  6. Step 6: Final answer
    x = 5,230.66

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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.