Home / 7,382.07-10,181.50-4,729.73

Finding the Fourth Proportional to 7,382.07, 10,181.50 and 4,729.73

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Solution

The fourth proportional to 7,382.07, 10,181.50 and 4,729.73 is: 6,523.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382.07 : 10,181.50 = 4,729.73 : x
  2. Step 2: Convert to fraction form
    7,382.07/10,181.50 = 4,729.73/x
  3. Step 3: Cross multiply
    7,382.07x = 10,181.50 × 4,729.73
  4. Step 4: Simplify right side
    7,382.07x = 48,155,746.00
  5. Step 5: Solve for x
    x = 48,155,746.00/7,382.07
  6. Step 6: Final answer
    x = 6,523.34

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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.