Home / 8,898.12-13,349.02-3,351.40

Finding the Fourth Proportional to 8,898.12, 13,349.02 and 3,351.40

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Solution

The fourth proportional to 8,898.12, 13,349.02 and 3,351.40 is: 5,027.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898.12 : 13,349.02 = 3,351.40 : x
  2. Step 2: Convert to fraction form
    8,898.12/13,349.02 = 3,351.40/x
  3. Step 3: Cross multiply
    8,898.12x = 13,349.02 × 3,351.40
  4. Step 4: Simplify right side
    8,898.12x = 44,737,905.63
  5. Step 5: Solve for x
    x = 44,737,905.63/8,898.12
  6. Step 6: Final answer
    x = 5,027.79

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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.