Home / 8,479.22-11,700.69-4,752.50

Finding the Fourth Proportional to 8,479.22, 11,700.69 and 4,752.50

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Solution

The fourth proportional to 8,479.22, 11,700.69 and 4,752.50 is: 6,558.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,479.22 : 11,700.69 = 4,752.50 : x
  2. Step 2: Convert to fraction form
    8,479.22/11,700.69 = 4,752.50/x
  3. Step 3: Cross multiply
    8,479.22x = 11,700.69 × 4,752.50
  4. Step 4: Simplify right side
    8,479.22x = 55,607,529.23
  5. Step 5: Solve for x
    x = 55,607,529.23/8,479.22
  6. Step 6: Final answer
    x = 6,558.09

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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.