Home / 12,196.15-16,833.44-6,894.05

Finding the Fourth Proportional to 12,196.15, 16,833.44 and 6,894.05

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Solution

The fourth proportional to 12,196.15, 16,833.44 and 6,894.05 is: 9,515.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,196.15 : 16,833.44 = 6,894.05 : x
  2. Step 2: Convert to fraction form
    12,196.15/16,833.44 = 6,894.05/x
  3. Step 3: Cross multiply
    12,196.15x = 16,833.44 × 6,894.05
  4. Step 4: Simplify right side
    12,196.15x = 116,050,510.10
  5. Step 5: Solve for x
    x = 116,050,510.10/12,196.15
  6. Step 6: Final answer
    x = 9,515.34

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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.