Home / 7,095.08-9,791.21-4,112.65

Finding the Fourth Proportional to 7,095.08, 9,791.21 and 4,112.65

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Solution

The fourth proportional to 7,095.08, 9,791.21 and 4,112.65 is: 5,675.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,095.08 : 9,791.21 = 4,112.65 : x
  2. Step 2: Convert to fraction form
    7,095.08/9,791.21 = 4,112.65/x
  3. Step 3: Cross multiply
    7,095.08x = 9,791.21 × 4,112.65
  4. Step 4: Simplify right side
    7,095.08x = 40,267,805.61
  5. Step 5: Solve for x
    x = 40,267,805.61/7,095.08
  6. Step 6: Final answer
    x = 5,675.45

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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.