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Finding the Fourth Proportional to 3,341.95, 5,014.10 and 1,492.90

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Solution

The fourth proportional to 3,341.95, 5,014.10 and 1,492.90 is: 2,239.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341.95 : 5,014.10 = 1,492.90 : x
  2. Step 2: Convert to fraction form
    3,341.95/5,014.10 = 1,492.90/x
  3. Step 3: Cross multiply
    3,341.95x = 5,014.10 × 1,492.90
  4. Step 4: Simplify right side
    3,341.95x = 7,485,541.09
  5. Step 5: Solve for x
    x = 7,485,541.09/3,341.95
  6. Step 6: Final answer
    x = 2,239.87

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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.