Home / 7,371.86-10,173.03-4,387.61

Finding the Fourth Proportional to 7,371.86, 10,173.03 and 4,387.61

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Solution

The fourth proportional to 7,371.86, 10,173.03 and 4,387.61 is: 6,054.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.86 : 10,173.03 = 4,387.61 : x
  2. Step 2: Convert to fraction form
    7,371.86/10,173.03 = 4,387.61/x
  3. Step 3: Cross multiply
    7,371.86x = 10,173.03 × 4,387.61
  4. Step 4: Simplify right side
    7,371.86x = 44,635,237.29
  5. Step 5: Solve for x
    x = 44,635,237.29/7,371.86
  6. Step 6: Final answer
    x = 6,054.82

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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.