Home / 5,003.31-6,904.83-2,879.16

Finding the Fourth Proportional to 5,003.31, 6,904.83 and 2,879.16

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Solution

The fourth proportional to 5,003.31, 6,904.83 and 2,879.16 is: 3,973.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.31 : 6,904.83 = 2,879.16 : x
  2. Step 2: Convert to fraction form
    5,003.31/6,904.83 = 2,879.16/x
  3. Step 3: Cross multiply
    5,003.31x = 6,904.83 × 2,879.16
  4. Step 4: Simplify right side
    5,003.31x = 19,880,136.24
  5. Step 5: Solve for x
    x = 19,880,136.24/5,003.31
  6. Step 6: Final answer
    x = 3,973.40

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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.