Home / 12,663.04-17,474.90-6,998.17

Finding the Fourth Proportional to 12,663.04, 17,474.90 and 6,998.17

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Solution

The fourth proportional to 12,663.04, 17,474.90 and 6,998.17 is: 9,657.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,663.04 : 17,474.90 = 6,998.17 : x
  2. Step 2: Convert to fraction form
    12,663.04/17,474.90 = 6,998.17/x
  3. Step 3: Cross multiply
    12,663.04x = 17,474.90 × 6,998.17
  4. Step 4: Simplify right side
    12,663.04x = 122,292,320.93
  5. Step 5: Solve for x
    x = 122,292,320.93/12,663.04
  6. Step 6: Final answer
    x = 9,657.42

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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.