Home / 2,207.17-3,043.89-1,973.62

Finding the Fourth Proportional to 2,207.17, 3,043.89 and 1,973.62

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Solution

The fourth proportional to 2,207.17, 3,043.89 and 1,973.62 is: 2,721.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.17 : 3,043.89 = 1,973.62 : x
  2. Step 2: Convert to fraction form
    2,207.17/3,043.89 = 1,973.62/x
  3. Step 3: Cross multiply
    2,207.17x = 3,043.89 × 1,973.62
  4. Step 4: Simplify right side
    2,207.17x = 6,007,478.66
  5. Step 5: Solve for x
    x = 6,007,478.66/2,207.17
  6. Step 6: Final answer
    x = 2,721.81

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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.