Home / 11,942.02-17,913.12-6,746.68

Finding the Fourth Proportional to 11,942.02, 17,913.12 and 6,746.68

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Solution

The fourth proportional to 11,942.02, 17,913.12 and 6,746.68 is: 10,120.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942.02 : 17,913.12 = 6,746.68 : x
  2. Step 2: Convert to fraction form
    11,942.02/17,913.12 = 6,746.68/x
  3. Step 3: Cross multiply
    11,942.02x = 17,913.12 × 6,746.68
  4. Step 4: Simplify right side
    11,942.02x = 120,854,088.44
  5. Step 5: Solve for x
    x = 120,854,088.44/11,942.02
  6. Step 6: Final answer
    x = 10,120.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.