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Finding the Fourth Proportional to 5,569.04, 7,667.79 and 4,727.99

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Solution

The fourth proportional to 5,569.04, 7,667.79 and 4,727.99 is: 6,509.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.04 : 7,667.79 = 4,727.99 : x
  2. Step 2: Convert to fraction form
    5,569.04/7,667.79 = 4,727.99/x
  3. Step 3: Cross multiply
    5,569.04x = 7,667.79 × 4,727.99
  4. Step 4: Simplify right side
    5,569.04x = 36,253,234.44
  5. Step 5: Solve for x
    x = 36,253,234.44/5,569.04
  6. Step 6: Final answer
    x = 6,509.78

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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.