Home / 11,961.95-16,506.79-6,925.82

Finding the Fourth Proportional to 11,961.95, 16,506.79 and 6,925.82

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Solution

The fourth proportional to 11,961.95, 16,506.79 and 6,925.82 is: 9,557.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,961.95 : 16,506.79 = 6,925.82 : x
  2. Step 2: Convert to fraction form
    11,961.95/16,506.79 = 6,925.82/x
  3. Step 3: Cross multiply
    11,961.95x = 16,506.79 × 6,925.82
  4. Step 4: Simplify right side
    11,961.95x = 114,323,056.32
  5. Step 5: Solve for x
    x = 114,323,056.32/11,961.95
  6. Step 6: Final answer
    x = 9,557.23

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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.