Home / 3,702.42-5,110.02-2,211.60

Finding the Fourth Proportional to 3,702.42, 5,110.02 and 2,211.60

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Solution

The fourth proportional to 3,702.42, 5,110.02 and 2,211.60 is: 3,052.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.42 : 5,110.02 = 2,211.60 : x
  2. Step 2: Convert to fraction form
    3,702.42/5,110.02 = 2,211.60/x
  3. Step 3: Cross multiply
    3,702.42x = 5,110.02 × 2,211.60
  4. Step 4: Simplify right side
    3,702.42x = 11,301,320.23
  5. Step 5: Solve for x
    x = 11,301,320.23/3,702.42
  6. Step 6: Final answer
    x = 3,052.41

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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.