Home / 7,511.93-10,377.08-6,838.62

Finding the Fourth Proportional to 7,511.93, 10,377.08 and 6,838.62

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Solution

The fourth proportional to 7,511.93, 10,377.08 and 6,838.62 is: 9,446.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.93 : 10,377.08 = 6,838.62 : x
  2. Step 2: Convert to fraction form
    7,511.93/10,377.08 = 6,838.62/x
  3. Step 3: Cross multiply
    7,511.93x = 10,377.08 × 6,838.62
  4. Step 4: Simplify right side
    7,511.93x = 70,964,906.83
  5. Step 5: Solve for x
    x = 70,964,906.83/7,511.93
  6. Step 6: Final answer
    x = 9,446.96

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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.