Home / 7,050.61-9,729.95-3,863.86

Finding the Fourth Proportional to 7,050.61, 9,729.95 and 3,863.86

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Solution

The fourth proportional to 7,050.61, 9,729.95 and 3,863.86 is: 5,332.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.61 : 9,729.95 = 3,863.86 : x
  2. Step 2: Convert to fraction form
    7,050.61/9,729.95 = 3,863.86/x
  3. Step 3: Cross multiply
    7,050.61x = 9,729.95 × 3,863.86
  4. Step 4: Simplify right side
    7,050.61x = 37,595,120.96
  5. Step 5: Solve for x
    x = 37,595,120.96/7,050.61
  6. Step 6: Final answer
    x = 5,332.18

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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.