Home / 3,943.76-5,919.74-2,904.93

Finding the Fourth Proportional to 3,943.76, 5,919.74 and 2,904.93

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Solution

The fourth proportional to 3,943.76, 5,919.74 and 2,904.93 is: 4,360.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.76 : 5,919.74 = 2,904.93 : x
  2. Step 2: Convert to fraction form
    3,943.76/5,919.74 = 2,904.93/x
  3. Step 3: Cross multiply
    3,943.76x = 5,919.74 × 2,904.93
  4. Step 4: Simplify right side
    3,943.76x = 17,196,430.32
  5. Step 5: Solve for x
    x = 17,196,430.32/3,943.76
  6. Step 6: Final answer
    x = 4,360.42

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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.