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Finding the Fourth Proportional to 8,599.45, 11,867.37 and 4,823.45

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Solution

The fourth proportional to 8,599.45, 11,867.37 and 4,823.45 is: 6,656.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,599.45 : 11,867.37 = 4,823.45 : x
  2. Step 2: Convert to fraction form
    8,599.45/11,867.37 = 4,823.45/x
  3. Step 3: Cross multiply
    8,599.45x = 11,867.37 × 4,823.45
  4. Step 4: Simplify right side
    8,599.45x = 57,241,665.83
  5. Step 5: Solve for x
    x = 57,241,665.83/8,599.45
  6. Step 6: Final answer
    x = 6,656.44

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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.