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Finding the Fourth Proportional to 1,937.07, 2,904.69 and 703.62

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Solution

The fourth proportional to 1,937.07, 2,904.69 and 703.62 is: 1,055.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.07 : 2,904.69 = 703.62 : x
  2. Step 2: Convert to fraction form
    1,937.07/2,904.69 = 703.62/x
  3. Step 3: Cross multiply
    1,937.07x = 2,904.69 × 703.62
  4. Step 4: Simplify right side
    1,937.07x = 2,043,797.98
  5. Step 5: Solve for x
    x = 2,043,797.98/1,937.07
  6. Step 6: Final answer
    x = 1,055.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.