Home / 12,007.05-16,568.19-6,702.09

Finding the Fourth Proportional to 12,007.05, 16,568.19 and 6,702.09

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Solution

The fourth proportional to 12,007.05, 16,568.19 and 6,702.09 is: 9,248.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,007.05 : 16,568.19 = 6,702.09 : x
  2. Step 2: Convert to fraction form
    12,007.05/16,568.19 = 6,702.09/x
  3. Step 3: Cross multiply
    12,007.05x = 16,568.19 × 6,702.09
  4. Step 4: Simplify right side
    12,007.05x = 111,041,463.52
  5. Step 5: Solve for x
    x = 111,041,463.52/12,007.05
  6. Step 6: Final answer
    x = 9,248.02

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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.