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Finding the Fourth Proportional to 1,797.46, 2,695.05 and 810.07

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Solution

The fourth proportional to 1,797.46, 2,695.05 and 810.07 is: 1,214.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797.46 : 2,695.05 = 810.07 : x
  2. Step 2: Convert to fraction form
    1,797.46/2,695.05 = 810.07/x
  3. Step 3: Cross multiply
    1,797.46x = 2,695.05 × 810.07
  4. Step 4: Simplify right side
    1,797.46x = 2,183,172.42
  5. Step 5: Solve for x
    x = 2,183,172.42/1,797.46
  6. Step 6: Final answer
    x = 1,214.59

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1.5x scale

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.