Home / 7,320.32-10,962-4,847.66

Finding the Fourth Proportional to 7,320.32, 10,962 and 4,847.66

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Solution

The fourth proportional to 7,320.32, 10,962 and 4,847.66 is: 7,259.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320.32 : 10,962 = 4,847.66 : x
  2. Step 2: Convert to fraction form
    7,320.32/10,962 = 4,847.66/x
  3. Step 3: Cross multiply
    7,320.32x = 10,962 × 4,847.66
  4. Step 4: Simplify right side
    7,320.32x = 53,140,048.92
  5. Step 5: Solve for x
    x = 53,140,048.92/7,320.32
  6. Step 6: Final answer
    x = 7,259.25

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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.