Home / 2,289.04-3,176.16-2,196.49

Finding the Fourth Proportional to 2,289.04, 3,176.16 and 2,196.49

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Solution

The fourth proportional to 2,289.04, 3,176.16 and 2,196.49 is: 3,047.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289.04 : 3,176.16 = 2,196.49 : x
  2. Step 2: Convert to fraction form
    2,289.04/3,176.16 = 2,196.49/x
  3. Step 3: Cross multiply
    2,289.04x = 3,176.16 × 2,196.49
  4. Step 4: Simplify right side
    2,289.04x = 6,976,403.68
  5. Step 5: Solve for x
    x = 6,976,403.68/2,289.04
  6. Step 6: Final answer
    x = 3,047.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.