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Finding the Fourth Proportional to 4,695.86, 6,471.82 and 4,158.29

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Solution

The fourth proportional to 4,695.86, 6,471.82 and 4,158.29 is: 5,730.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,695.86 : 6,471.82 = 4,158.29 : x
  2. Step 2: Convert to fraction form
    4,695.86/6,471.82 = 4,158.29/x
  3. Step 3: Cross multiply
    4,695.86x = 6,471.82 × 4,158.29
  4. Step 4: Simplify right side
    4,695.86x = 26,911,704.39
  5. Step 5: Solve for x
    x = 26,911,704.39/4,695.86
  6. Step 6: Final answer
    x = 5,730.94

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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.