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Finding the Fourth Proportional to 2,466, 3,401.64 and 1,534.80

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Solution

The fourth proportional to 2,466, 3,401.64 and 1,534.80 is: 2,117.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,466 : 3,401.64 = 1,534.80 : x
  2. Step 2: Convert to fraction form
    2,466/3,401.64 = 1,534.80/x
  3. Step 3: Cross multiply
    2,466x = 3,401.64 × 1,534.80
  4. Step 4: Simplify right side
    2,466x = 5,220,837.07
  5. Step 5: Solve for x
    x = 5,220,837.07/2,466
  6. Step 6: Final answer
    x = 2,117.13

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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.