Home / 5,224.43-7,209.65-2,866.57

Finding the Fourth Proportional to 5,224.43, 7,209.65 and 2,866.57

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Solution

The fourth proportional to 5,224.43, 7,209.65 and 2,866.57 is: 3,955.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,224.43 : 7,209.65 = 2,866.57 : x
  2. Step 2: Convert to fraction form
    5,224.43/7,209.65 = 2,866.57/x
  3. Step 3: Cross multiply
    5,224.43x = 7,209.65 × 2,866.57
  4. Step 4: Simplify right side
    5,224.43x = 20,666,930.35
  5. Step 5: Solve for x
    x = 20,666,930.35/5,224.43
  6. Step 6: Final answer
    x = 3,955.83

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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.