Home / 9,784.17-14,669.40-3,118.41

Finding the Fourth Proportional to 9,784.17, 14,669.40 and 3,118.41

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Solution

The fourth proportional to 9,784.17, 14,669.40 and 3,118.41 is: 4,675.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784.17 : 14,669.40 = 3,118.41 : x
  2. Step 2: Convert to fraction form
    9,784.17/14,669.40 = 3,118.41/x
  3. Step 3: Cross multiply
    9,784.17x = 14,669.40 × 3,118.41
  4. Step 4: Simplify right side
    9,784.17x = 45,745,203.65
  5. Step 5: Solve for x
    x = 45,745,203.65/9,784.17
  6. Step 6: Final answer
    x = 4,675.43

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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.