Home / 5,403.69-8,106.38-2,283.71

Finding the Fourth Proportional to 5,403.69, 8,106.38 and 2,283.71

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Solution

The fourth proportional to 5,403.69, 8,106.38 and 2,283.71 is: 3,425.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.69 : 8,106.38 = 2,283.71 : x
  2. Step 2: Convert to fraction form
    5,403.69/8,106.38 = 2,283.71/x
  3. Step 3: Cross multiply
    5,403.69x = 8,106.38 × 2,283.71
  4. Step 4: Simplify right side
    5,403.69x = 18,512,631.47
  5. Step 5: Solve for x
    x = 18,512,631.47/5,403.69
  6. Step 6: Final answer
    x = 3,425.92

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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.