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Finding the Fourth Proportional to 4,723.56, 7,074.38 and 4,559.56

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Solution

The fourth proportional to 4,723.56, 7,074.38 and 4,559.56 is: 6,828.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.56 : 7,074.38 = 4,559.56 : x
  2. Step 2: Convert to fraction form
    4,723.56/7,074.38 = 4,559.56/x
  3. Step 3: Cross multiply
    4,723.56x = 7,074.38 × 4,559.56
  4. Step 4: Simplify right side
    4,723.56x = 32,256,060.07
  5. Step 5: Solve for x
    x = 32,256,060.07/4,723.56
  6. Step 6: Final answer
    x = 6,828.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.