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Finding the Fourth Proportional to 8,898.65, 13,347.97 and 2,325.40

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Solution

The fourth proportional to 8,898.65, 13,347.97 and 2,325.40 is: 3,488.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898.65 : 13,347.97 = 2,325.40 : x
  2. Step 2: Convert to fraction form
    8,898.65/13,347.97 = 2,325.40/x
  3. Step 3: Cross multiply
    8,898.65x = 13,347.97 × 2,325.40
  4. Step 4: Simplify right side
    8,898.65x = 31,039,369.44
  5. Step 5: Solve for x
    x = 31,039,369.44/8,898.65
  6. Step 6: Final answer
    x = 3,488.10

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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.