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Finding the Fourth Proportional to 2,459.88, 3,689.10 and 2,025.96

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Solution

The fourth proportional to 2,459.88, 3,689.10 and 2,025.96 is: 3,038.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.88 : 3,689.10 = 2,025.96 : x
  2. Step 2: Convert to fraction form
    2,459.88/3,689.10 = 2,025.96/x
  3. Step 3: Cross multiply
    2,459.88x = 3,689.10 × 2,025.96
  4. Step 4: Simplify right side
    2,459.88x = 7,473,969.04
  5. Step 5: Solve for x
    x = 7,473,969.04/2,459.88
  6. Step 6: Final answer
    x = 3,038.35

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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.