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Finding the Fourth Proportional to 4,592.72, 6,895.20 and 2,403.20

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Solution

The fourth proportional to 4,592.72, 6,895.20 and 2,403.20 is: 3,608.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,592.72 : 6,895.20 = 2,403.20 : x
  2. Step 2: Convert to fraction form
    4,592.72/6,895.20 = 2,403.20/x
  3. Step 3: Cross multiply
    4,592.72x = 6,895.20 × 2,403.20
  4. Step 4: Simplify right side
    4,592.72x = 16,570,544.64
  5. Step 5: Solve for x
    x = 16,570,544.64/4,592.72
  6. Step 6: Final answer
    x = 3,608.00

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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.