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Finding the Fourth Proportional to 4,868.55, 7,303.64 and 2,402.91

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Solution

The fourth proportional to 4,868.55, 7,303.64 and 2,402.91 is: 3,604.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.55 : 7,303.64 = 2,402.91 : x
  2. Step 2: Convert to fraction form
    4,868.55/7,303.64 = 2,402.91/x
  3. Step 3: Cross multiply
    4,868.55x = 7,303.64 × 2,402.91
  4. Step 4: Simplify right side
    4,868.55x = 17,549,977.58
  5. Step 5: Solve for x
    x = 17,549,977.58/4,868.55
  6. Step 6: Final answer
    x = 3,604.76

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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.