Home / 7,611.35-10,497.84-6,550.86

Finding the Fourth Proportional to 7,611.35, 10,497.84 and 6,550.86

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Solution

The fourth proportional to 7,611.35, 10,497.84 and 6,550.86 is: 9,035.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,611.35 : 10,497.84 = 6,550.86 : x
  2. Step 2: Convert to fraction form
    7,611.35/10,497.84 = 6,550.86/x
  3. Step 3: Cross multiply
    7,611.35x = 10,497.84 × 6,550.86
  4. Step 4: Simplify right side
    7,611.35x = 68,769,880.14
  5. Step 5: Solve for x
    x = 68,769,880.14/7,611.35
  6. Step 6: Final answer
    x = 9,035.18

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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.