Home / 12,114.74-16,718.38-6,737.24

Finding the Fourth Proportional to 12,114.74, 16,718.38 and 6,737.24

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Solution

The fourth proportional to 12,114.74, 16,718.38 and 6,737.24 is: 9,297.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,114.74 : 16,718.38 = 6,737.24 : x
  2. Step 2: Convert to fraction form
    12,114.74/16,718.38 = 6,737.24/x
  3. Step 3: Cross multiply
    12,114.74x = 16,718.38 × 6,737.24
  4. Step 4: Simplify right side
    12,114.74x = 112,635,738.47
  5. Step 5: Solve for x
    x = 112,635,738.47/12,114.74
  6. Step 6: Final answer
    x = 9,297.41

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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.