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Finding the Fourth Proportional to 8,575.39, 11,834.58 and 4,798.99

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Solution

The fourth proportional to 8,575.39, 11,834.58 and 4,798.99 is: 6,622.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,575.39 : 11,834.58 = 4,798.99 : x
  2. Step 2: Convert to fraction form
    8,575.39/11,834.58 = 4,798.99/x
  3. Step 3: Cross multiply
    8,575.39x = 11,834.58 × 4,798.99
  4. Step 4: Simplify right side
    8,575.39x = 56,794,019.48
  5. Step 5: Solve for x
    x = 56,794,019.48/8,575.39
  6. Step 6: Final answer
    x = 6,622.91

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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.