Home / 12,367.30-17,066.83-6,702.07

Finding the Fourth Proportional to 12,367.30, 17,066.83 and 6,702.07

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Solution

The fourth proportional to 12,367.30, 17,066.83 and 6,702.07 is: 9,248.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,367.30 : 17,066.83 = 6,702.07 : x
  2. Step 2: Convert to fraction form
    12,367.30/17,066.83 = 6,702.07/x
  3. Step 3: Cross multiply
    12,367.30x = 17,066.83 × 6,702.07
  4. Step 4: Simplify right side
    12,367.30x = 114,382,970.49
  5. Step 5: Solve for x
    x = 114,382,970.49/12,367.30
  6. Step 6: Final answer
    x = 9,248.83

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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.