Home / 10,721.06-14,794.92-6,005.42

Finding the Fourth Proportional to 10,721.06, 14,794.92 and 6,005.42

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Solution

The fourth proportional to 10,721.06, 14,794.92 and 6,005.42 is: 8,287.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,721.06 : 14,794.92 = 6,005.42 : x
  2. Step 2: Convert to fraction form
    10,721.06/14,794.92 = 6,005.42/x
  3. Step 3: Cross multiply
    10,721.06x = 14,794.92 × 6,005.42
  4. Step 4: Simplify right side
    10,721.06x = 88,849,708.47
  5. Step 5: Solve for x
    x = 88,849,708.47/10,721.06
  6. Step 6: Final answer
    x = 8,287.40

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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.