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Finding the Fourth Proportional to 6,068.60, 8,372.64 and 4,947.61

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Solution

The fourth proportional to 6,068.60, 8,372.64 and 4,947.61 is: 6,826.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,068.60 : 8,372.64 = 4,947.61 : x
  2. Step 2: Convert to fraction form
    6,068.60/8,372.64 = 4,947.61/x
  3. Step 3: Cross multiply
    6,068.60x = 8,372.64 × 4,947.61
  4. Step 4: Simplify right side
    6,068.60x = 41,424,557.39
  5. Step 5: Solve for x
    x = 41,424,557.39/6,068.60
  6. Step 6: Final answer
    x = 6,826.05

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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.