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Finding the Fourth Proportional to 4,973.62, 7,453.17 and 4,426.90

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Solution

The fourth proportional to 4,973.62, 7,453.17 and 4,426.90 is: 6,633.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,973.62 : 7,453.17 = 4,426.90 : x
  2. Step 2: Convert to fraction form
    4,973.62/7,453.17 = 4,426.90/x
  3. Step 3: Cross multiply
    4,973.62x = 7,453.17 × 4,426.90
  4. Step 4: Simplify right side
    4,973.62x = 32,994,438.27
  5. Step 5: Solve for x
    x = 32,994,438.27/4,973.62
  6. Step 6: Final answer
    x = 6,633.89

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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.