Home / 3,702.78-5,110.02-2,210.94

Finding the Fourth Proportional to 3,702.78, 5,110.02 and 2,210.94

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Solution

The fourth proportional to 3,702.78, 5,110.02 and 2,210.94 is: 3,051.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.78 : 5,110.02 = 2,210.94 : x
  2. Step 2: Convert to fraction form
    3,702.78/5,110.02 = 2,210.94/x
  3. Step 3: Cross multiply
    3,702.78x = 5,110.02 × 2,210.94
  4. Step 4: Simplify right side
    3,702.78x = 11,297,947.62
  5. Step 5: Solve for x
    x = 11,297,947.62/3,702.78
  6. Step 6: Final answer
    x = 3,051.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.