Home / 7,887.62-10,883.73-4,530.57

Finding the Fourth Proportional to 7,887.62, 10,883.73 and 4,530.57

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Solution

The fourth proportional to 7,887.62, 10,883.73 and 4,530.57 is: 6,251.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887.62 : 10,883.73 = 4,530.57 : x
  2. Step 2: Convert to fraction form
    7,887.62/10,883.73 = 4,530.57/x
  3. Step 3: Cross multiply
    7,887.62x = 10,883.73 × 4,530.57
  4. Step 4: Simplify right side
    7,887.62x = 49,309,500.63
  5. Step 5: Solve for x
    x = 49,309,500.63/7,887.62
  6. Step 6: Final answer
    x = 6,251.51

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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.