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Finding the Fourth Proportional to 4,895.96, 7,342.86 and 1,433.48

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Solution

The fourth proportional to 4,895.96, 7,342.86 and 1,433.48 is: 2,149.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,895.96 : 7,342.86 = 1,433.48 : x
  2. Step 2: Convert to fraction form
    4,895.96/7,342.86 = 1,433.48/x
  3. Step 3: Cross multiply
    4,895.96x = 7,342.86 × 1,433.48
  4. Step 4: Simplify right side
    4,895.96x = 10,525,842.95
  5. Step 5: Solve for x
    x = 10,525,842.95/4,895.96
  6. Step 6: Final answer
    x = 2,149.90

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1.5x scale

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.