Home / 12,001.04-16,564.91-6,966.39

Finding the Fourth Proportional to 12,001.04, 16,564.91 and 6,966.39

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Solution

The fourth proportional to 12,001.04, 16,564.91 and 6,966.39 is: 9,615.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001.04 : 16,564.91 = 6,966.39 : x
  2. Step 2: Convert to fraction form
    12,001.04/16,564.91 = 6,966.39/x
  3. Step 3: Cross multiply
    12,001.04x = 16,564.91 × 6,966.39
  4. Step 4: Simplify right side
    12,001.04x = 115,397,623.37
  5. Step 5: Solve for x
    x = 115,397,623.37/12,001.04
  6. Step 6: Final answer
    x = 9,615.64

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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.