Home / 10,721.88-14,796.40-6,006.16

Finding the Fourth Proportional to 10,721.88, 14,796.40 and 6,006.16

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Solution

The fourth proportional to 10,721.88, 14,796.40 and 6,006.16 is: 8,288.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,721.88 : 14,796.40 = 6,006.16 : x
  2. Step 2: Convert to fraction form
    10,721.88/14,796.40 = 6,006.16/x
  3. Step 3: Cross multiply
    10,721.88x = 14,796.40 × 6,006.16
  4. Step 4: Simplify right side
    10,721.88x = 88,869,545.82
  5. Step 5: Solve for x
    x = 88,869,545.82/10,721.88
  6. Step 6: Final answer
    x = 8,288.62

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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.