Home / 6,721.48-10,088.46-3,436.92

Finding the Fourth Proportional to 6,721.48, 10,088.46 and 3,436.92

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Solution

The fourth proportional to 6,721.48, 10,088.46 and 3,436.92 is: 5,158.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721.48 : 10,088.46 = 3,436.92 : x
  2. Step 2: Convert to fraction form
    6,721.48/10,088.46 = 3,436.92/x
  3. Step 3: Cross multiply
    6,721.48x = 10,088.46 × 3,436.92
  4. Step 4: Simplify right side
    6,721.48x = 34,673,229.94
  5. Step 5: Solve for x
    x = 34,673,229.94/6,721.48
  6. Step 6: Final answer
    x = 5,158.57

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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.