Home / 10,721.76-14,796.88-6,005.92

Finding the Fourth Proportional to 10,721.76, 14,796.88 and 6,005.92

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Solution

The fourth proportional to 10,721.76, 14,796.88 and 6,005.92 is: 8,288.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,721.76 : 14,796.88 = 6,005.92 : x
  2. Step 2: Convert to fraction form
    10,721.76/14,796.88 = 6,005.92/x
  3. Step 3: Cross multiply
    10,721.76x = 14,796.88 × 6,005.92
  4. Step 4: Simplify right side
    10,721.76x = 88,868,877.53
  5. Step 5: Solve for x
    x = 88,868,877.53/10,721.76
  6. Step 6: Final answer
    x = 8,288.65

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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.