Home / 5,281.94-7,923.50-2,359.86

Finding the Fourth Proportional to 5,281.94, 7,923.50 and 2,359.86

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Solution

The fourth proportional to 5,281.94, 7,923.50 and 2,359.86 is: 3,540.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281.94 : 7,923.50 = 2,359.86 : x
  2. Step 2: Convert to fraction form
    5,281.94/7,923.50 = 2,359.86/x
  3. Step 3: Cross multiply
    5,281.94x = 7,923.50 × 2,359.86
  4. Step 4: Simplify right side
    5,281.94x = 18,698,350.71
  5. Step 5: Solve for x
    x = 18,698,350.71/5,281.94
  6. Step 6: Final answer
    x = 3,540.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.