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Finding the Fourth Proportional to 2,599.08, 3,888.90 and 1,503.96

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Solution

The fourth proportional to 2,599.08, 3,888.90 and 1,503.96 is: 2,250.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599.08 : 3,888.90 = 1,503.96 : x
  2. Step 2: Convert to fraction form
    2,599.08/3,888.90 = 1,503.96/x
  3. Step 3: Cross multiply
    2,599.08x = 3,888.90 × 1,503.96
  4. Step 4: Simplify right side
    2,599.08x = 5,848,750.04
  5. Step 5: Solve for x
    x = 5,848,750.04/2,599.08
  6. Step 6: Final answer
    x = 2,250.32

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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.