Home / 7,750.09-10,694.90-4,393.22

Finding the Fourth Proportional to 7,750.09, 10,694.90 and 4,393.22

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Solution

The fourth proportional to 7,750.09, 10,694.90 and 4,393.22 is: 6,062.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.09 : 10,694.90 = 4,393.22 : x
  2. Step 2: Convert to fraction form
    7,750.09/10,694.90 = 4,393.22/x
  3. Step 3: Cross multiply
    7,750.09x = 10,694.90 × 4,393.22
  4. Step 4: Simplify right side
    7,750.09x = 46,985,006.09
  5. Step 5: Solve for x
    x = 46,985,006.09/7,750.09
  6. Step 6: Final answer
    x = 6,062.51

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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.