Home / 6,721.48-9,275.51-3,737.44

Finding the Fourth Proportional to 6,721.48, 9,275.51 and 3,737.44

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Solution

The fourth proportional to 6,721.48, 9,275.51 and 3,737.44 is: 5,157.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721.48 : 9,275.51 = 3,737.44 : x
  2. Step 2: Convert to fraction form
    6,721.48/9,275.51 = 3,737.44/x
  3. Step 3: Cross multiply
    6,721.48x = 9,275.51 × 3,737.44
  4. Step 4: Simplify right side
    6,721.48x = 34,666,683.03
  5. Step 5: Solve for x
    x = 34,666,683.03/6,721.48
  6. Step 6: Final answer
    x = 5,157.60

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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.