Home / 4,048.61-6,072.72-1,126.85

Finding the Fourth Proportional to 4,048.61, 6,072.72 and 1,126.85

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Solution

The fourth proportional to 4,048.61, 6,072.72 and 1,126.85 is: 1,690.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048.61 : 6,072.72 = 1,126.85 : x
  2. Step 2: Convert to fraction form
    4,048.61/6,072.72 = 1,126.85/x
  3. Step 3: Cross multiply
    4,048.61x = 6,072.72 × 1,126.85
  4. Step 4: Simplify right side
    4,048.61x = 6,843,044.53
  5. Step 5: Solve for x
    x = 6,843,044.53/4,048.61
  6. Step 6: Final answer
    x = 1,690.22

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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.