Home / 6,876.09-10,312.65-3,362.45

Finding the Fourth Proportional to 6,876.09, 10,312.65 and 3,362.45

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Solution

The fourth proportional to 6,876.09, 10,312.65 and 3,362.45 is: 5,042.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876.09 : 10,312.65 = 3,362.45 : x
  2. Step 2: Convert to fraction form
    6,876.09/10,312.65 = 3,362.45/x
  3. Step 3: Cross multiply
    6,876.09x = 10,312.65 × 3,362.45
  4. Step 4: Simplify right side
    6,876.09x = 34,675,718.43
  5. Step 5: Solve for x
    x = 34,675,718.43/6,876.09
  6. Step 6: Final answer
    x = 5,042.94

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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.