Home / 9,401.40-14,100.30-2,827.80

Finding the Fourth Proportional to 9,401.40, 14,100.30 and 2,827.80

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Solution

The fourth proportional to 9,401.40, 14,100.30 and 2,827.80 is: 4,241.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,401.40 : 14,100.30 = 2,827.80 : x
  2. Step 2: Convert to fraction form
    9,401.40/14,100.30 = 2,827.80/x
  3. Step 3: Cross multiply
    9,401.40x = 14,100.30 × 2,827.80
  4. Step 4: Simplify right side
    9,401.40x = 39,872,828.34
  5. Step 5: Solve for x
    x = 39,872,828.34/9,401.40
  6. Step 6: Final answer
    x = 4,241.16

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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.