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Finding the Fourth Proportional to 9,051.84, 13,562.98 and 8,705.87

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Solution

The fourth proportional to 9,051.84, 13,562.98 and 8,705.87 is: 13,044.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051.84 : 13,562.98 = 8,705.87 : x
  2. Step 2: Convert to fraction form
    9,051.84/13,562.98 = 8,705.87/x
  3. Step 3: Cross multiply
    9,051.84x = 13,562.98 × 8,705.87
  4. Step 4: Simplify right side
    9,051.84x = 118,077,552.84
  5. Step 5: Solve for x
    x = 118,077,552.84/9,051.84
  6. Step 6: Final answer
    x = 13,044.59

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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.