Home / 12,114.99-16,718.52-6,737.37

Finding the Fourth Proportional to 12,114.99, 16,718.52 and 6,737.37

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Solution

The fourth proportional to 12,114.99, 16,718.52 and 6,737.37 is: 9,297.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,114.99 : 16,718.52 = 6,737.37 : x
  2. Step 2: Convert to fraction form
    12,114.99/16,718.52 = 6,737.37/x
  3. Step 3: Cross multiply
    12,114.99x = 16,718.52 × 6,737.37
  4. Step 4: Simplify right side
    12,114.99x = 112,638,855.09
  5. Step 5: Solve for x
    x = 112,638,855.09/12,114.99
  6. Step 6: Final answer
    x = 9,297.48

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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.