Home / 10,743.52-16,121.67-5,813.06

Finding the Fourth Proportional to 10,743.52, 16,121.67 and 5,813.06

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Solution

The fourth proportional to 10,743.52, 16,121.67 and 5,813.06 is: 8,723.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,743.52 : 16,121.67 = 5,813.06 : x
  2. Step 2: Convert to fraction form
    10,743.52/16,121.67 = 5,813.06/x
  3. Step 3: Cross multiply
    10,743.52x = 16,121.67 × 5,813.06
  4. Step 4: Simplify right side
    10,743.52x = 93,716,235.01
  5. Step 5: Solve for x
    x = 93,716,235.01/10,743.52
  6. Step 6: Final answer
    x = 8,723.05

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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.