Home / 7,725.82-10,665.77-6,043.66

Finding the Fourth Proportional to 7,725.82, 10,665.77 and 6,043.66

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Solution

The fourth proportional to 7,725.82, 10,665.77 and 6,043.66 is: 8,343.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725.82 : 10,665.77 = 6,043.66 : x
  2. Step 2: Convert to fraction form
    7,725.82/10,665.77 = 6,043.66/x
  3. Step 3: Cross multiply
    7,725.82x = 10,665.77 × 6,043.66
  4. Step 4: Simplify right side
    7,725.82x = 64,460,287.52
  5. Step 5: Solve for x
    x = 64,460,287.52/7,725.82
  6. Step 6: Final answer
    x = 8,343.49

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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.