Home / 9,868.90-14,802.67-3,205.30

Finding the Fourth Proportional to 9,868.90, 14,802.67 and 3,205.30

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Solution

The fourth proportional to 9,868.90, 14,802.67 and 3,205.30 is: 4,807.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,868.90 : 14,802.67 = 3,205.30 : x
  2. Step 2: Convert to fraction form
    9,868.90/14,802.67 = 3,205.30/x
  3. Step 3: Cross multiply
    9,868.90x = 14,802.67 × 3,205.30
  4. Step 4: Simplify right side
    9,868.90x = 47,446,998.15
  5. Step 5: Solve for x
    x = 47,446,998.15/9,868.90
  6. Step 6: Final answer
    x = 4,807.73

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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.