Home / 8,890.15-13,326.98-3,347.17

Finding the Fourth Proportional to 8,890.15, 13,326.98 and 3,347.17

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Solution

The fourth proportional to 8,890.15, 13,326.98 and 3,347.17 is: 5,017.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890.15 : 13,326.98 = 3,347.17 : x
  2. Step 2: Convert to fraction form
    8,890.15/13,326.98 = 3,347.17/x
  3. Step 3: Cross multiply
    8,890.15x = 13,326.98 × 3,347.17
  4. Step 4: Simplify right side
    8,890.15x = 44,607,667.65
  5. Step 5: Solve for x
    x = 44,607,667.65/8,890.15
  6. Step 6: Final answer
    x = 5,017.65

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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.