Home / 4,279.38-5,897.40-2,950.68

Finding the Fourth Proportional to 4,279.38, 5,897.40 and 2,950.68

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Solution

The fourth proportional to 4,279.38, 5,897.40 and 2,950.68 is: 4,066.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279.38 : 5,897.40 = 2,950.68 : x
  2. Step 2: Convert to fraction form
    4,279.38/5,897.40 = 2,950.68/x
  3. Step 3: Cross multiply
    4,279.38x = 5,897.40 × 2,950.68
  4. Step 4: Simplify right side
    4,279.38x = 17,401,340.23
  5. Step 5: Solve for x
    x = 17,401,340.23/4,279.38
  6. Step 6: Final answer
    x = 4,066.32

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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.