Home / 3,015.30-4,523.49-1,066.98

Finding the Fourth Proportional to 3,015.30, 4,523.49 and 1,066.98

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Solution

The fourth proportional to 3,015.30, 4,523.49 and 1,066.98 is: 1,600.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.30 : 4,523.49 = 1,066.98 : x
  2. Step 2: Convert to fraction form
    3,015.30/4,523.49 = 1,066.98/x
  3. Step 3: Cross multiply
    3,015.30x = 4,523.49 × 1,066.98
  4. Step 4: Simplify right side
    3,015.30x = 4,826,473.36
  5. Step 5: Solve for x
    x = 4,826,473.36/3,015.30
  6. Step 6: Final answer
    x = 1,600.66

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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.