Home / 6,501-8,971.44-3,706.56

Finding the Fourth Proportional to 6,501, 8,971.44 and 3,706.56

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Solution

The fourth proportional to 6,501, 8,971.44 and 3,706.56 is: 5,115.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,501 : 8,971.44 = 3,706.56 : x
  2. Step 2: Convert to fraction form
    6,501/8,971.44 = 3,706.56/x
  3. Step 3: Cross multiply
    6,501x = 8,971.44 × 3,706.56
  4. Step 4: Simplify right side
    6,501x = 33,253,180.65
  5. Step 5: Solve for x
    x = 33,253,180.65/6,501
  6. Step 6: Final answer
    x = 5,115.09

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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.