Home / 7,700.22-11,550.64-4,411.84

Finding the Fourth Proportional to 7,700.22, 11,550.64 and 4,411.84

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Solution

The fourth proportional to 7,700.22, 11,550.64 and 4,411.84 is: 6,617.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700.22 : 11,550.64 = 4,411.84 : x
  2. Step 2: Convert to fraction form
    7,700.22/11,550.64 = 4,411.84/x
  3. Step 3: Cross multiply
    7,700.22x = 11,550.64 × 4,411.84
  4. Step 4: Simplify right side
    7,700.22x = 50,959,575.58
  5. Step 5: Solve for x
    x = 50,959,575.58/7,700.22
  6. Step 6: Final answer
    x = 6,617.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.