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Finding the Fourth Proportional to 4,708.98, 7,062.50 and 4,474.80

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Solution

The fourth proportional to 4,708.98, 7,062.50 and 4,474.80 is: 6,711.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,708.98 : 7,062.50 = 4,474.80 : x
  2. Step 2: Convert to fraction form
    4,708.98/7,062.50 = 4,474.80/x
  3. Step 3: Cross multiply
    4,708.98x = 7,062.50 × 4,474.80
  4. Step 4: Simplify right side
    4,708.98x = 31,603,286.19
  5. Step 5: Solve for x
    x = 31,603,286.19/4,708.98
  6. Step 6: Final answer
    x = 6,711.28

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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.