Home / 11,586.11-15,986.99-6,549.18

Finding the Fourth Proportional to 11,586.11, 15,986.99 and 6,549.18

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Solution

The fourth proportional to 11,586.11, 15,986.99 and 6,549.18 is: 9,036.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,586.11 : 15,986.99 = 6,549.18 : x
  2. Step 2: Convert to fraction form
    11,586.11/15,986.99 = 6,549.18/x
  3. Step 3: Cross multiply
    11,586.11x = 15,986.99 × 6,549.18
  4. Step 4: Simplify right side
    11,586.11x = 104,701,642.42
  5. Step 5: Solve for x
    x = 104,701,642.42/11,586.11
  6. Step 6: Final answer
    x = 9,036.83

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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.