Home / 7,512.33-10,366.94-4,155.29

Finding the Fourth Proportional to 7,512.33, 10,366.94 and 4,155.29

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Solution

The fourth proportional to 7,512.33, 10,366.94 and 4,155.29 is: 5,734.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.33 : 10,366.94 = 4,155.29 : x
  2. Step 2: Convert to fraction form
    7,512.33/10,366.94 = 4,155.29/x
  3. Step 3: Cross multiply
    7,512.33x = 10,366.94 × 4,155.29
  4. Step 4: Simplify right side
    7,512.33x = 43,077,569.50
  5. Step 5: Solve for x
    x = 43,077,569.50/7,512.33
  6. Step 6: Final answer
    x = 5,734.25

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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.