Home / 3,012.05-4,518.08-1,551.62

Finding the Fourth Proportional to 3,012.05, 4,518.08 and 1,551.62

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Solution

The fourth proportional to 3,012.05, 4,518.08 and 1,551.62 is: 2,327.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.05 : 4,518.08 = 1,551.62 : x
  2. Step 2: Convert to fraction form
    3,012.05/4,518.08 = 1,551.62/x
  3. Step 3: Cross multiply
    3,012.05x = 4,518.08 × 1,551.62
  4. Step 4: Simplify right side
    3,012.05x = 7,010,312.94
  5. Step 5: Solve for x
    x = 7,010,312.94/3,012.05
  6. Step 6: Final answer
    x = 2,327.43

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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.