Home / 7,095.78-9,791.55-4,110.66

Finding the Fourth Proportional to 7,095.78, 9,791.55 and 4,110.66

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Solution

The fourth proportional to 7,095.78, 9,791.55 and 4,110.66 is: 5,672.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,095.78 : 9,791.55 = 4,110.66 : x
  2. Step 2: Convert to fraction form
    7,095.78/9,791.55 = 4,110.66/x
  3. Step 3: Cross multiply
    7,095.78x = 9,791.55 × 4,110.66
  4. Step 4: Simplify right side
    7,095.78x = 40,249,732.92
  5. Step 5: Solve for x
    x = 40,249,732.92/7,095.78
  6. Step 6: Final answer
    x = 5,672.35

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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.