Home / 3,013.66-4,509.55-1,776.79

Finding the Fourth Proportional to 3,013.66, 4,509.55 and 1,776.79

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Solution

The fourth proportional to 3,013.66, 4,509.55 and 1,776.79 is: 2,658.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.66 : 4,509.55 = 1,776.79 : x
  2. Step 2: Convert to fraction form
    3,013.66/4,509.55 = 1,776.79/x
  3. Step 3: Cross multiply
    3,013.66x = 4,509.55 × 1,776.79
  4. Step 4: Simplify right side
    3,013.66x = 8,012,523.34
  5. Step 5: Solve for x
    x = 8,012,523.34/3,013.66
  6. Step 6: Final answer
    x = 2,658.74

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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.