Home / 7,887.20-10,884.18-4,350.50

Finding the Fourth Proportional to 7,887.20, 10,884.18 and 4,350.50

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Solution

The fourth proportional to 7,887.20, 10,884.18 and 4,350.50 is: 6,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887.20 : 10,884.18 = 4,350.50 : x
  2. Step 2: Convert to fraction form
    7,887.20/10,884.18 = 4,350.50/x
  3. Step 3: Cross multiply
    7,887.20x = 10,884.18 × 4,350.50
  4. Step 4: Simplify right side
    7,887.20x = 47,351,625.09
  5. Step 5: Solve for x
    x = 47,351,625.09/7,887.20
  6. Step 6: Final answer
    x = 6,003.60

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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.