Home / 2,829.28-4,243.11-1,097.50

Finding the Fourth Proportional to 2,829.28, 4,243.11 and 1,097.50

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Solution

The fourth proportional to 2,829.28, 4,243.11 and 1,097.50 is: 1,645.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.28 : 4,243.11 = 1,097.50 : x
  2. Step 2: Convert to fraction form
    2,829.28/4,243.11 = 1,097.50/x
  3. Step 3: Cross multiply
    2,829.28x = 4,243.11 × 1,097.50
  4. Step 4: Simplify right side
    2,829.28x = 4,656,813.23
  5. Step 5: Solve for x
    x = 4,656,813.23/2,829.28
  6. Step 6: Final answer
    x = 1,645.94

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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.