Home / 6,721.48-9,274.97-3,737.01

Finding the Fourth Proportional to 6,721.48, 9,274.97 and 3,737.01

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Solution

The fourth proportional to 6,721.48, 9,274.97 and 3,737.01 is: 5,156.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721.48 : 9,274.97 = 3,737.01 : x
  2. Step 2: Convert to fraction form
    6,721.48/9,274.97 = 3,737.01/x
  3. Step 3: Cross multiply
    6,721.48x = 9,274.97 × 3,737.01
  4. Step 4: Simplify right side
    6,721.48x = 34,660,664.98
  5. Step 5: Solve for x
    x = 34,660,664.98/6,721.48
  6. Step 6: Final answer
    x = 5,156.70

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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.