Home / 4,667.20-7,002.76-2,588.64

Finding the Fourth Proportional to 4,667.20, 7,002.76 and 2,588.64

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Solution

The fourth proportional to 4,667.20, 7,002.76 and 2,588.64 is: 3,884.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667.20 : 7,002.76 = 2,588.64 : x
  2. Step 2: Convert to fraction form
    4,667.20/7,002.76 = 2,588.64/x
  3. Step 3: Cross multiply
    4,667.20x = 7,002.76 × 2,588.64
  4. Step 4: Simplify right side
    4,667.20x = 18,127,624.65
  5. Step 5: Solve for x
    x = 18,127,624.65/4,667.20
  6. Step 6: Final answer
    x = 3,884.05

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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.