Home / 7,387.04-10,193.79-4,029.79

Finding the Fourth Proportional to 7,387.04, 10,193.79 and 4,029.79

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Solution

The fourth proportional to 7,387.04, 10,193.79 and 4,029.79 is: 5,560.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.04 : 10,193.79 = 4,029.79 : x
  2. Step 2: Convert to fraction form
    7,387.04/10,193.79 = 4,029.79/x
  3. Step 3: Cross multiply
    7,387.04x = 10,193.79 × 4,029.79
  4. Step 4: Simplify right side
    7,387.04x = 41,078,833.00
  5. Step 5: Solve for x
    x = 41,078,833.00/7,387.04
  6. Step 6: Final answer
    x = 5,560.93

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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.