Home / 7,512.93-10,367.62-4,155.51

Finding the Fourth Proportional to 7,512.93, 10,367.62 and 4,155.51

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Solution

The fourth proportional to 7,512.93, 10,367.62 and 4,155.51 is: 5,734.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.93 : 10,367.62 = 4,155.51 : x
  2. Step 2: Convert to fraction form
    7,512.93/10,367.62 = 4,155.51/x
  3. Step 3: Cross multiply
    7,512.93x = 10,367.62 × 4,155.51
  4. Step 4: Simplify right side
    7,512.93x = 43,082,748.59
  5. Step 5: Solve for x
    x = 43,082,748.59/7,512.93
  6. Step 6: Final answer
    x = 5,734.48

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Double scale
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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.