Home / 7,887.05-10,884.45-4,350.49

Finding the Fourth Proportional to 7,887.05, 10,884.45 and 4,350.49

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Solution

The fourth proportional to 7,887.05, 10,884.45 and 4,350.49 is: 6,003.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887.05 : 10,884.45 = 4,350.49 : x
  2. Step 2: Convert to fraction form
    7,887.05/10,884.45 = 4,350.49/x
  3. Step 3: Cross multiply
    7,887.05x = 10,884.45 × 4,350.49
  4. Step 4: Simplify right side
    7,887.05x = 47,352,636.46
  5. Step 5: Solve for x
    x = 47,352,636.46/7,887.05
  6. Step 6: Final answer
    x = 6,003.85

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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.