Home / 6,263.76-8,643.56-3,469.36

Finding the Fourth Proportional to 6,263.76, 8,643.56 and 3,469.36

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Solution

The fourth proportional to 6,263.76, 8,643.56 and 3,469.36 is: 4,787.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263.76 : 8,643.56 = 3,469.36 : x
  2. Step 2: Convert to fraction form
    6,263.76/8,643.56 = 3,469.36/x
  3. Step 3: Cross multiply
    6,263.76x = 8,643.56 × 3,469.36
  4. Step 4: Simplify right side
    6,263.76x = 29,987,621.32
  5. Step 5: Solve for x
    x = 29,987,621.32/6,263.76
  6. Step 6: Final answer
    x = 4,787.48

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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.