Home / 3,010.55-4,515.82-1,550.12

Finding the Fourth Proportional to 3,010.55, 4,515.82 and 1,550.12

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Solution

The fourth proportional to 3,010.55, 4,515.82 and 1,550.12 is: 2,325.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.55 : 4,515.82 = 1,550.12 : x
  2. Step 2: Convert to fraction form
    3,010.55/4,515.82 = 1,550.12/x
  3. Step 3: Cross multiply
    3,010.55x = 4,515.82 × 1,550.12
  4. Step 4: Simplify right side
    3,010.55x = 7,000,036.44
  5. Step 5: Solve for x
    x = 7,000,036.44/3,010.55
  6. Step 6: Final answer
    x = 2,325.17

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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.