Home / 7,723.50-10,658.45-4,887.92

Finding the Fourth Proportional to 7,723.50, 10,658.45 and 4,887.92

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Solution

The fourth proportional to 7,723.50, 10,658.45 and 4,887.92 is: 6,745.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.50 : 10,658.45 = 4,887.92 : x
  2. Step 2: Convert to fraction form
    7,723.50/10,658.45 = 4,887.92/x
  3. Step 3: Cross multiply
    7,723.50x = 10,658.45 × 4,887.92
  4. Step 4: Simplify right side
    7,723.50x = 52,097,573.19
  5. Step 5: Solve for x
    x = 52,097,573.19/7,723.50
  6. Step 6: Final answer
    x = 6,745.33

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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.