Home / 4,340.22-5,987.31-2,847.93

Finding the Fourth Proportional to 4,340.22, 5,987.31 and 2,847.93

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Solution

The fourth proportional to 4,340.22, 5,987.31 and 2,847.93 is: 3,928.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.22 : 5,987.31 = 2,847.93 : x
  2. Step 2: Convert to fraction form
    4,340.22/5,987.31 = 2,847.93/x
  3. Step 3: Cross multiply
    4,340.22x = 5,987.31 × 2,847.93
  4. Step 4: Simplify right side
    4,340.22x = 17,051,439.77
  5. Step 5: Solve for x
    x = 17,051,439.77/4,340.22
  6. Step 6: Final answer
    x = 3,928.70

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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.