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Finding the Fourth Proportional to 8,570.44, 12,854.22 and 2,413

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Solution

The fourth proportional to 8,570.44, 12,854.22 and 2,413 is: 3,619.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,570.44 : 12,854.22 = 2,413 : x
  2. Step 2: Convert to fraction form
    8,570.44/12,854.22 = 2,413/x
  3. Step 3: Cross multiply
    8,570.44x = 12,854.22 × 2,413
  4. Step 4: Simplify right side
    8,570.44x = 31,017,232.86
  5. Step 5: Solve for x
    x = 31,017,232.86/8,570.44
  6. Step 6: Final answer
    x = 3,619.09

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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.