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Finding the Fourth Proportional to 7,667.58, 11,493.15 and 4,373.58

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Solution

The fourth proportional to 7,667.58, 11,493.15 and 4,373.58 is: 6,555.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,667.58 : 11,493.15 = 4,373.58 : x
  2. Step 2: Convert to fraction form
    7,667.58/11,493.15 = 4,373.58/x
  3. Step 3: Cross multiply
    7,667.58x = 11,493.15 × 4,373.58
  4. Step 4: Simplify right side
    7,667.58x = 50,266,210.98
  5. Step 5: Solve for x
    x = 50,266,210.98/7,667.58
  6. Step 6: Final answer
    x = 6,555.68

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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.