Home / 10,806.51-16,180.54-5,601.45

Finding the Fourth Proportional to 10,806.51, 16,180.54 and 5,601.45

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Solution

The fourth proportional to 10,806.51, 16,180.54 and 5,601.45 is: 8,387.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,806.51 : 16,180.54 = 5,601.45 : x
  2. Step 2: Convert to fraction form
    10,806.51/16,180.54 = 5,601.45/x
  3. Step 3: Cross multiply
    10,806.51x = 16,180.54 × 5,601.45
  4. Step 4: Simplify right side
    10,806.51x = 90,634,471.78
  5. Step 5: Solve for x
    x = 90,634,471.78/10,806.51
  6. Step 6: Final answer
    x = 8,387.03

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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.