Home / 5,919.91-8,878.92-1,973.92

Finding the Fourth Proportional to 5,919.91, 8,878.92 and 1,973.92

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Solution

The fourth proportional to 5,919.91, 8,878.92 and 1,973.92 is: 2,960.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.91 : 8,878.92 = 1,973.92 : x
  2. Step 2: Convert to fraction form
    5,919.91/8,878.92 = 1,973.92/x
  3. Step 3: Cross multiply
    5,919.91x = 8,878.92 × 1,973.92
  4. Step 4: Simplify right side
    5,919.91x = 17,526,264.81
  5. Step 5: Solve for x
    x = 17,526,264.81/5,919.91
  6. Step 6: Final answer
    x = 2,960.56

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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.