Home / 3,604.52-4,973.38-2,188.15

Finding the Fourth Proportional to 3,604.52, 4,973.38 and 2,188.15

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Solution

The fourth proportional to 3,604.52, 4,973.38 and 2,188.15 is: 3,019.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.52 : 4,973.38 = 2,188.15 : x
  2. Step 2: Convert to fraction form
    3,604.52/4,973.38 = 2,188.15/x
  3. Step 3: Cross multiply
    3,604.52x = 4,973.38 × 2,188.15
  4. Step 4: Simplify right side
    3,604.52x = 10,882,502.19
  5. Step 5: Solve for x
    x = 10,882,502.19/3,604.52
  6. Step 6: Final answer
    x = 3,019.13

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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.