Home / 3,630.23-5,009.45-2,036.79

Finding the Fourth Proportional to 3,630.23, 5,009.45 and 2,036.79

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Solution

The fourth proportional to 3,630.23, 5,009.45 and 2,036.79 is: 2,810.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.23 : 5,009.45 = 2,036.79 : x
  2. Step 2: Convert to fraction form
    3,630.23/5,009.45 = 2,036.79/x
  3. Step 3: Cross multiply
    3,630.23x = 5,009.45 × 2,036.79
  4. Step 4: Simplify right side
    3,630.23x = 10,203,172.62
  5. Step 5: Solve for x
    x = 10,203,172.62/3,630.23
  6. Step 6: Final answer
    x = 2,810.62

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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.