Home / 8,898.19-13,347.69-2,975.61

Finding the Fourth Proportional to 8,898.19, 13,347.69 and 2,975.61

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Solution

The fourth proportional to 8,898.19, 13,347.69 and 2,975.61 is: 4,463.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898.19 : 13,347.69 = 2,975.61 : x
  2. Step 2: Convert to fraction form
    8,898.19/13,347.69 = 2,975.61/x
  3. Step 3: Cross multiply
    8,898.19x = 13,347.69 × 2,975.61
  4. Step 4: Simplify right side
    8,898.19x = 39,717,519.84
  5. Step 5: Solve for x
    x = 39,717,519.84/8,898.19
  6. Step 6: Final answer
    x = 4,463.55

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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.