Home / 12,113.64-16,717.02-6,662.94

Finding the Fourth Proportional to 12,113.64, 16,717.02 and 6,662.94

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Solution

The fourth proportional to 12,113.64, 16,717.02 and 6,662.94 is: 9,194.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,113.64 : 16,717.02 = 6,662.94 : x
  2. Step 2: Convert to fraction form
    12,113.64/16,717.02 = 6,662.94/x
  3. Step 3: Cross multiply
    12,113.64x = 16,717.02 × 6,662.94
  4. Step 4: Simplify right side
    12,113.64x = 111,384,501.24
  5. Step 5: Solve for x
    x = 111,384,501.24/12,113.64
  6. Step 6: Final answer
    x = 9,194.97

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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.