Home / 2,702.02-3,728.60-1,523.06

Finding the Fourth Proportional to 2,702.02, 3,728.60 and 1,523.06

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Solution

The fourth proportional to 2,702.02, 3,728.60 and 1,523.06 is: 2,101.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.02 : 3,728.60 = 1,523.06 : x
  2. Step 2: Convert to fraction form
    2,702.02/3,728.60 = 1,523.06/x
  3. Step 3: Cross multiply
    2,702.02x = 3,728.60 × 1,523.06
  4. Step 4: Simplify right side
    2,702.02x = 5,678,885.32
  5. Step 5: Solve for x
    x = 5,678,885.32/2,702.02
  6. Step 6: Final answer
    x = 2,101.72

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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.