Home / 6,775.78-10,163.75-2,390.16

Finding the Fourth Proportional to 6,775.78, 10,163.75 and 2,390.16

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Solution

The fourth proportional to 6,775.78, 10,163.75 and 2,390.16 is: 3,585.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,775.78 : 10,163.75 = 2,390.16 : x
  2. Step 2: Convert to fraction form
    6,775.78/10,163.75 = 2,390.16/x
  3. Step 3: Cross multiply
    6,775.78x = 10,163.75 × 2,390.16
  4. Step 4: Simplify right side
    6,775.78x = 24,292,988.70
  5. Step 5: Solve for x
    x = 24,292,988.70/6,775.78
  6. Step 6: Final answer
    x = 3,585.27

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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.