Home / 6,876.84-10,316.65-2,196.71

Finding the Fourth Proportional to 6,876.84, 10,316.65 and 2,196.71

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Solution

The fourth proportional to 6,876.84, 10,316.65 and 2,196.71 is: 3,295.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876.84 : 10,316.65 = 2,196.71 : x
  2. Step 2: Convert to fraction form
    6,876.84/10,316.65 = 2,196.71/x
  3. Step 3: Cross multiply
    6,876.84x = 10,316.65 × 2,196.71
  4. Step 4: Simplify right side
    6,876.84x = 22,662,688.22
  5. Step 5: Solve for x
    x = 22,662,688.22/6,876.84
  6. Step 6: Final answer
    x = 3,295.51

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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.