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Finding the Fourth Proportional to 8,993.65, 13,492.02 and 2,753.51

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Solution

The fourth proportional to 8,993.65, 13,492.02 and 2,753.51 is: 4,130.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,993.65 : 13,492.02 = 2,753.51 : x
  2. Step 2: Convert to fraction form
    8,993.65/13,492.02 = 2,753.51/x
  3. Step 3: Cross multiply
    8,993.65x = 13,492.02 × 2,753.51
  4. Step 4: Simplify right side
    8,993.65x = 37,150,411.99
  5. Step 5: Solve for x
    x = 37,150,411.99/8,993.65
  6. Step 6: Final answer
    x = 4,130.74

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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.