Home / 3,690.07-5,098.77-2,950.13

Finding the Fourth Proportional to 3,690.07, 5,098.77 and 2,950.13

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Solution

The fourth proportional to 3,690.07, 5,098.77 and 2,950.13 is: 4,076.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.07 : 5,098.77 = 2,950.13 : x
  2. Step 2: Convert to fraction form
    3,690.07/5,098.77 = 2,950.13/x
  3. Step 3: Cross multiply
    3,690.07x = 5,098.77 × 2,950.13
  4. Step 4: Simplify right side
    3,690.07x = 15,042,034.34
  5. Step 5: Solve for x
    x = 15,042,034.34/3,690.07
  6. Step 6: Final answer
    x = 4,076.35

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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.