Home / 10,993.18-16,480.08-5,717.05

Finding the Fourth Proportional to 10,993.18, 16,480.08 and 5,717.05

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Solution

The fourth proportional to 10,993.18, 16,480.08 and 5,717.05 is: 8,570.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,993.18 : 16,480.08 = 5,717.05 : x
  2. Step 2: Convert to fraction form
    10,993.18/16,480.08 = 5,717.05/x
  3. Step 3: Cross multiply
    10,993.18x = 16,480.08 × 5,717.05
  4. Step 4: Simplify right side
    10,993.18x = 94,217,441.36
  5. Step 5: Solve for x
    x = 94,217,441.36/10,993.18
  6. Step 6: Final answer
    x = 8,570.54

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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.