Home / 12,080.07-16,670.49-7,044.51

Finding the Fourth Proportional to 12,080.07, 16,670.49 and 7,044.51

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Solution

The fourth proportional to 12,080.07, 16,670.49 and 7,044.51 is: 9,721.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080.07 : 16,670.49 = 7,044.51 : x
  2. Step 2: Convert to fraction form
    12,080.07/16,670.49 = 7,044.51/x
  3. Step 3: Cross multiply
    12,080.07x = 16,670.49 × 7,044.51
  4. Step 4: Simplify right side
    12,080.07x = 117,435,433.51
  5. Step 5: Solve for x
    x = 117,435,433.51/12,080.07
  6. Step 6: Final answer
    x = 9,721.42

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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.