Home / 8,933.29-13,389.91-4,191.77

Finding the Fourth Proportional to 8,933.29, 13,389.91 and 4,191.77

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Solution

The fourth proportional to 8,933.29, 13,389.91 and 4,191.77 is: 6,282.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933.29 : 13,389.91 = 4,191.77 : x
  2. Step 2: Convert to fraction form
    8,933.29/13,389.91 = 4,191.77/x
  3. Step 3: Cross multiply
    8,933.29x = 13,389.91 × 4,191.77
  4. Step 4: Simplify right side
    8,933.29x = 56,127,370.72
  5. Step 5: Solve for x
    x = 56,127,370.72/8,933.29
  6. Step 6: Final answer
    x = 6,282.95

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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.