Home / 7,387.13-10,193.92-4,029.89

Finding the Fourth Proportional to 7,387.13, 10,193.92 and 4,029.89

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Solution

The fourth proportional to 7,387.13, 10,193.92 and 4,029.89 is: 5,561.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.13 : 10,193.92 = 4,029.89 : x
  2. Step 2: Convert to fraction form
    7,387.13/10,193.92 = 4,029.89/x
  3. Step 3: Cross multiply
    7,387.13x = 10,193.92 × 4,029.89
  4. Step 4: Simplify right side
    7,387.13x = 41,080,315.22
  5. Step 5: Solve for x
    x = 41,080,315.22/7,387.13
  6. Step 6: Final answer
    x = 5,561.06

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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.