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Finding the Fourth Proportional to 2,466.70, 3,403.74 and 1,404.60

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Solution

The fourth proportional to 2,466.70, 3,403.74 and 1,404.60 is: 1,938.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,466.70 : 3,403.74 = 1,404.60 : x
  2. Step 2: Convert to fraction form
    2,466.70/3,403.74 = 1,404.60/x
  3. Step 3: Cross multiply
    2,466.70x = 3,403.74 × 1,404.60
  4. Step 4: Simplify right side
    2,466.70x = 4,780,893.20
  5. Step 5: Solve for x
    x = 4,780,893.20/2,466.70
  6. Step 6: Final answer
    x = 1,938.17

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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.