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Finding the Fourth Proportional to 4,793.06, 6,607.65 and 4,727.30

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Solution

The fourth proportional to 4,793.06, 6,607.65 and 4,727.30 is: 6,516.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793.06 : 6,607.65 = 4,727.30 : x
  2. Step 2: Convert to fraction form
    4,793.06/6,607.65 = 4,727.30/x
  3. Step 3: Cross multiply
    4,793.06x = 6,607.65 × 4,727.30
  4. Step 4: Simplify right side
    4,793.06x = 31,236,343.85
  5. Step 5: Solve for x
    x = 31,236,343.85/4,793.06
  6. Step 6: Final answer
    x = 6,516.99

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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.