Home / 7,743.33-10,685.80-4,206.54

Finding the Fourth Proportional to 7,743.33, 10,685.80 and 4,206.54

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Solution

The fourth proportional to 7,743.33, 10,685.80 and 4,206.54 is: 5,805.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.33 : 10,685.80 = 4,206.54 : x
  2. Step 2: Convert to fraction form
    7,743.33/10,685.80 = 4,206.54/x
  3. Step 3: Cross multiply
    7,743.33x = 10,685.80 × 4,206.54
  4. Step 4: Simplify right side
    7,743.33x = 44,950,191.70
  5. Step 5: Solve for x
    x = 44,950,191.70/7,743.33
  6. Step 6: Final answer
    x = 5,805.02

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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.