Home / 6,210.75-9,307.39-4,817.61

Finding the Fourth Proportional to 6,210.75, 9,307.39 and 4,817.61

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Solution

The fourth proportional to 6,210.75, 9,307.39 and 4,817.61 is: 7,219.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,210.75 : 9,307.39 = 4,817.61 : x
  2. Step 2: Convert to fraction form
    6,210.75/9,307.39 = 4,817.61/x
  3. Step 3: Cross multiply
    6,210.75x = 9,307.39 × 4,817.61
  4. Step 4: Simplify right side
    6,210.75x = 44,839,375.14
  5. Step 5: Solve for x
    x = 44,839,375.14/6,210.75
  6. Step 6: Final answer
    x = 7,219.64

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1.5x scale

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.