Home / 10,806.14-16,179.98-5,601.08

Finding the Fourth Proportional to 10,806.14, 16,179.98 and 5,601.08

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Solution

The fourth proportional to 10,806.14, 16,179.98 and 5,601.08 is: 8,386.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,806.14 : 16,179.98 = 5,601.08 : x
  2. Step 2: Convert to fraction form
    10,806.14/16,179.98 = 5,601.08/x
  3. Step 3: Cross multiply
    10,806.14x = 16,179.98 × 5,601.08
  4. Step 4: Simplify right side
    10,806.14x = 90,625,253.47
  5. Step 5: Solve for x
    x = 90,625,253.47/10,806.14
  6. Step 6: Final answer
    x = 8,386.46

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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.