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Finding the Fourth Proportional to 8,898.54, 13,349.44 and 3,053.86

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Solution

The fourth proportional to 8,898.54, 13,349.44 and 3,053.86 is: 4,581.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898.54 : 13,349.44 = 3,053.86 : x
  2. Step 2: Convert to fraction form
    8,898.54/13,349.44 = 3,053.86/x
  3. Step 3: Cross multiply
    8,898.54x = 13,349.44 × 3,053.86
  4. Step 4: Simplify right side
    8,898.54x = 40,767,320.84
  5. Step 5: Solve for x
    x = 40,767,320.84/8,898.54
  6. Step 6: Final answer
    x = 4,581.35

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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.