Home / 4,633.35-6,393.42-2,643.78

Finding the Fourth Proportional to 4,633.35, 6,393.42 and 2,643.78

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Solution

The fourth proportional to 4,633.35, 6,393.42 and 2,643.78 is: 3,648.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,633.35 : 6,393.42 = 2,643.78 : x
  2. Step 2: Convert to fraction form
    4,633.35/6,393.42 = 2,643.78/x
  3. Step 3: Cross multiply
    4,633.35x = 6,393.42 × 2,643.78
  4. Step 4: Simplify right side
    4,633.35x = 16,902,782.71
  5. Step 5: Solve for x
    x = 16,902,782.71/4,633.35
  6. Step 6: Final answer
    x = 3,648.07

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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.