Home / 11,860.01-16,366.16-6,554.51

Finding the Fourth Proportional to 11,860.01, 16,366.16 and 6,554.51

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Solution

The fourth proportional to 11,860.01, 16,366.16 and 6,554.51 is: 9,044.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,860.01 : 16,366.16 = 6,554.51 : x
  2. Step 2: Convert to fraction form
    11,860.01/16,366.16 = 6,554.51/x
  3. Step 3: Cross multiply
    11,860.01x = 16,366.16 × 6,554.51
  4. Step 4: Simplify right side
    11,860.01x = 107,272,044.78
  5. Step 5: Solve for x
    x = 107,272,044.78/11,860.01
  6. Step 6: Final answer
    x = 9,044.86

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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.