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Finding the Fourth Proportional to 8,846.52, 12,208.44 and 5,070

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Solution

The fourth proportional to 8,846.52, 12,208.44 and 5,070 is: 6,996.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,846.52 : 12,208.44 = 5,070 : x
  2. Step 2: Convert to fraction form
    8,846.52/12,208.44 = 5,070/x
  3. Step 3: Cross multiply
    8,846.52x = 12,208.44 × 5,070
  4. Step 4: Simplify right side
    8,846.52x = 61,896,790.80
  5. Step 5: Solve for x
    x = 61,896,790.80/8,846.52
  6. Step 6: Final answer
    x = 6,996.74

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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.