Home / 4,645.62-6,411.09-2,783.22

Finding the Fourth Proportional to 4,645.62, 6,411.09 and 2,783.22

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Solution

The fourth proportional to 4,645.62, 6,411.09 and 2,783.22 is: 3,840.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.62 : 6,411.09 = 2,783.22 : x
  2. Step 2: Convert to fraction form
    4,645.62/6,411.09 = 2,783.22/x
  3. Step 3: Cross multiply
    4,645.62x = 6,411.09 × 2,783.22
  4. Step 4: Simplify right side
    4,645.62x = 17,843,473.91
  5. Step 5: Solve for x
    x = 17,843,473.91/4,645.62
  6. Step 6: Final answer
    x = 3,840.92

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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.