Home / 12,001.49-16,562.03-6,695.99

Finding the Fourth Proportional to 12,001.49, 16,562.03 and 6,695.99

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Solution

The fourth proportional to 12,001.49, 16,562.03 and 6,695.99 is: 9,240.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001.49 : 16,562.03 = 6,695.99 : x
  2. Step 2: Convert to fraction form
    12,001.49/16,562.03 = 6,695.99/x
  3. Step 3: Cross multiply
    12,001.49x = 16,562.03 × 6,695.99
  4. Step 4: Simplify right side
    12,001.49x = 110,899,070.97
  5. Step 5: Solve for x
    x = 110,899,070.97/12,001.49
  6. Step 6: Final answer
    x = 9,240.45

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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.