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Finding the Fourth Proportional to 8,840.61, 13,260.01 and 2,997.07

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Solution

The fourth proportional to 8,840.61, 13,260.01 and 2,997.07 is: 4,495.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.61 : 13,260.01 = 2,997.07 : x
  2. Step 2: Convert to fraction form
    8,840.61/13,260.01 = 2,997.07/x
  3. Step 3: Cross multiply
    8,840.61x = 13,260.01 × 2,997.07
  4. Step 4: Simplify right side
    8,840.61x = 39,741,178.17
  5. Step 5: Solve for x
    x = 39,741,178.17/8,840.61
  6. Step 6: Final answer
    x = 4,495.30

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Similar ratio
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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.