Home / 9,210.75-13,818.18-3,367.20

Finding the Fourth Proportional to 9,210.75, 13,818.18 and 3,367.20

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Solution

The fourth proportional to 9,210.75, 13,818.18 and 3,367.20 is: 5,051.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,210.75 : 13,818.18 = 3,367.20 : x
  2. Step 2: Convert to fraction form
    9,210.75/13,818.18 = 3,367.20/x
  3. Step 3: Cross multiply
    9,210.75x = 13,818.18 × 3,367.20
  4. Step 4: Simplify right side
    9,210.75x = 46,528,575.70
  5. Step 5: Solve for x
    x = 46,528,575.70/9,210.75
  6. Step 6: Final answer
    x = 5,051.55

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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.