Home / 7,186.05-10,769.10-4,020.63

Finding the Fourth Proportional to 7,186.05, 10,769.10 and 4,020.63

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Solution

The fourth proportional to 7,186.05, 10,769.10 and 4,020.63 is: 6,025.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186.05 : 10,769.10 = 4,020.63 : x
  2. Step 2: Convert to fraction form
    7,186.05/10,769.10 = 4,020.63/x
  3. Step 3: Cross multiply
    7,186.05x = 10,769.10 × 4,020.63
  4. Step 4: Simplify right side
    7,186.05x = 43,298,566.53
  5. Step 5: Solve for x
    x = 43,298,566.53/7,186.05
  6. Step 6: Final answer
    x = 6,025.36

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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.