Home / 7,769.93-10,722.47-4,233.14

Finding the Fourth Proportional to 7,769.93, 10,722.47 and 4,233.14

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Solution

The fourth proportional to 7,769.93, 10,722.47 and 4,233.14 is: 5,841.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769.93 : 10,722.47 = 4,233.14 : x
  2. Step 2: Convert to fraction form
    7,769.93/10,722.47 = 4,233.14/x
  3. Step 3: Cross multiply
    7,769.93x = 10,722.47 × 4,233.14
  4. Step 4: Simplify right side
    7,769.93x = 45,389,641.88
  5. Step 5: Solve for x
    x = 45,389,641.88/7,769.93
  6. Step 6: Final answer
    x = 5,841.70

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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.