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Finding the Fourth Proportional to 4,894.16, 7,341.24 and 3,932.96

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Solution

The fourth proportional to 4,894.16, 7,341.24 and 3,932.96 is: 5,899.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,894.16 : 7,341.24 = 3,932.96 : x
  2. Step 2: Convert to fraction form
    4,894.16/7,341.24 = 3,932.96/x
  3. Step 3: Cross multiply
    4,894.16x = 7,341.24 × 3,932.96
  4. Step 4: Simplify right side
    4,894.16x = 28,872,803.27
  5. Step 5: Solve for x
    x = 28,872,803.27/4,894.16
  6. Step 6: Final answer
    x = 5,899.44

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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.