Home / 8,667.81-13,000.77-2,823.93

Finding the Fourth Proportional to 8,667.81, 13,000.77 and 2,823.93

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Solution

The fourth proportional to 8,667.81, 13,000.77 and 2,823.93 is: 4,235.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,667.81 : 13,000.77 = 2,823.93 : x
  2. Step 2: Convert to fraction form
    8,667.81/13,000.77 = 2,823.93/x
  3. Step 3: Cross multiply
    8,667.81x = 13,000.77 × 2,823.93
  4. Step 4: Simplify right side
    8,667.81x = 36,713,264.43
  5. Step 5: Solve for x
    x = 36,713,264.43/8,667.81
  6. Step 6: Final answer
    x = 4,235.59

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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.