Home / 2,910.69-4,368.24-2,132.73

Finding the Fourth Proportional to 2,910.69, 4,368.24 and 2,132.73

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Solution

The fourth proportional to 2,910.69, 4,368.24 and 2,132.73 is: 3,200.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.69 : 4,368.24 = 2,132.73 : x
  2. Step 2: Convert to fraction form
    2,910.69/4,368.24 = 2,132.73/x
  3. Step 3: Cross multiply
    2,910.69x = 4,368.24 × 2,132.73
  4. Step 4: Simplify right side
    2,910.69x = 9,316,276.50
  5. Step 5: Solve for x
    x = 9,316,276.50/2,910.69
  6. Step 6: Final answer
    x = 3,200.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.