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Finding the Fourth Proportional to 4,700.56, 6,487.26 and 2,711.56

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Solution

The fourth proportional to 4,700.56, 6,487.26 and 2,711.56 is: 3,742.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.56 : 6,487.26 = 2,711.56 : x
  2. Step 2: Convert to fraction form
    4,700.56/6,487.26 = 2,711.56/x
  3. Step 3: Cross multiply
    4,700.56x = 6,487.26 × 2,711.56
  4. Step 4: Simplify right side
    4,700.56x = 17,590,594.73
  5. Step 5: Solve for x
    x = 17,590,594.73/4,700.56
  6. Step 6: Final answer
    x = 3,742.23

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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.