Home / 7,512.69-10,367.63-4,155.41

Finding the Fourth Proportional to 7,512.69, 10,367.63 and 4,155.41

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Solution

The fourth proportional to 7,512.69, 10,367.63 and 4,155.41 is: 5,734.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.69 : 10,367.63 = 4,155.41 : x
  2. Step 2: Convert to fraction form
    7,512.69/10,367.63 = 4,155.41/x
  3. Step 3: Cross multiply
    7,512.69x = 10,367.63 × 4,155.41
  4. Step 4: Simplify right side
    7,512.69x = 43,081,806.21
  5. Step 5: Solve for x
    x = 43,081,806.21/7,512.69
  6. Step 6: Final answer
    x = 5,734.54

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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.