Home / 4,817.55-7,226.81-1,307.62

Finding the Fourth Proportional to 4,817.55, 7,226.81 and 1,307.62

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Solution

The fourth proportional to 4,817.55, 7,226.81 and 1,307.62 is: 1,961.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.55 : 7,226.81 = 1,307.62 : x
  2. Step 2: Convert to fraction form
    4,817.55/7,226.81 = 1,307.62/x
  3. Step 3: Cross multiply
    4,817.55x = 7,226.81 × 1,307.62
  4. Step 4: Simplify right side
    4,817.55x = 9,449,878.62
  5. Step 5: Solve for x
    x = 9,449,878.62/4,817.55
  6. Step 6: Final answer
    x = 1,961.55

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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.