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Finding the Fourth Proportional to 3,500.86, 4,827.30 and 2,382.46

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Solution

The fourth proportional to 3,500.86, 4,827.30 and 2,382.46 is: 3,285.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.86 : 4,827.30 = 2,382.46 : x
  2. Step 2: Convert to fraction form
    3,500.86/4,827.30 = 2,382.46/x
  3. Step 3: Cross multiply
    3,500.86x = 4,827.30 × 2,382.46
  4. Step 4: Simplify right side
    3,500.86x = 11,500,849.16
  5. Step 5: Solve for x
    x = 11,500,849.16/3,500.86
  6. Step 6: Final answer
    x = 3,285.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.