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Finding the Fourth Proportional to 8,333.10, 12,493.47 and 5,045.44

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Solution

The fourth proportional to 8,333.10, 12,493.47 and 5,045.44 is: 7,564.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.10 : 12,493.47 = 5,045.44 : x
  2. Step 2: Convert to fraction form
    8,333.10/12,493.47 = 5,045.44/x
  3. Step 3: Cross multiply
    8,333.10x = 12,493.47 × 5,045.44
  4. Step 4: Simplify right side
    8,333.10x = 63,035,053.28
  5. Step 5: Solve for x
    x = 63,035,053.28/8,333.10
  6. Step 6: Final answer
    x = 7,564.42

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1.5x scale

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.