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Finding the Fourth Proportional to 6,471.30, 8,934.83 and 4,956.19

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Solution

The fourth proportional to 6,471.30, 8,934.83 and 4,956.19 is: 6,842.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,471.30 : 8,934.83 = 4,956.19 : x
  2. Step 2: Convert to fraction form
    6,471.30/8,934.83 = 4,956.19/x
  3. Step 3: Cross multiply
    6,471.30x = 8,934.83 × 4,956.19
  4. Step 4: Simplify right side
    6,471.30x = 44,282,667.98
  5. Step 5: Solve for x
    x = 44,282,667.98/6,471.30
  6. Step 6: Final answer
    x = 6,842.93

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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.