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Finding the Fourth Proportional to 3,669.88, 5,064.35 and 2,097.88

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Solution

The fourth proportional to 3,669.88, 5,064.35 and 2,097.88 is: 2,895.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.88 : 5,064.35 = 2,097.88 : x
  2. Step 2: Convert to fraction form
    3,669.88/5,064.35 = 2,097.88/x
  3. Step 3: Cross multiply
    3,669.88x = 5,064.35 × 2,097.88
  4. Step 4: Simplify right side
    3,669.88x = 10,624,398.58
  5. Step 5: Solve for x
    x = 10,624,398.58/3,669.88
  6. Step 6: Final answer
    x = 2,895.03

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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.