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Finding the Fourth Proportional to 3,798.80, 5,697.93 and 1,025.63

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Solution

The fourth proportional to 3,798.80, 5,697.93 and 1,025.63 is: 1,538.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798.80 : 5,697.93 = 1,025.63 : x
  2. Step 2: Convert to fraction form
    3,798.80/5,697.93 = 1,025.63/x
  3. Step 3: Cross multiply
    3,798.80x = 5,697.93 × 1,025.63
  4. Step 4: Simplify right side
    3,798.80x = 5,843,967.95
  5. Step 5: Solve for x
    x = 5,843,967.95/3,798.80
  6. Step 6: Final answer
    x = 1,538.37

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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.