Home / 12,663.04-18,998.40-6,087.36

Finding the Fourth Proportional to 12,663.04, 18,998.40 and 6,087.36

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Solution

The fourth proportional to 12,663.04, 18,998.40 and 6,087.36 is: 9,132.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,663.04 : 18,998.40 = 6,087.36 : x
  2. Step 2: Convert to fraction form
    12,663.04/18,998.40 = 6,087.36/x
  3. Step 3: Cross multiply
    12,663.04x = 18,998.40 × 6,087.36
  4. Step 4: Simplify right side
    12,663.04x = 115,650,100.22
  5. Step 5: Solve for x
    x = 115,650,100.22/12,663.04
  6. Step 6: Final answer
    x = 9,132.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.