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Finding the Fourth Proportional to 8,701.59, 13,053.41 and 2,776.40

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Solution

The fourth proportional to 8,701.59, 13,053.41 and 2,776.40 is: 4,164.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.59 : 13,053.41 = 2,776.40 : x
  2. Step 2: Convert to fraction form
    8,701.59/13,053.41 = 2,776.40/x
  3. Step 3: Cross multiply
    8,701.59x = 13,053.41 × 2,776.40
  4. Step 4: Simplify right side
    8,701.59x = 36,241,408.37
  5. Step 5: Solve for x
    x = 36,241,408.37/8,701.59
  6. Step 6: Final answer
    x = 4,164.92

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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.