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Finding the Fourth Proportional to 3,574.93, 5,360.23 and 1,600.20

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Solution

The fourth proportional to 3,574.93, 5,360.23 and 1,600.20 is: 2,399.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.93 : 5,360.23 = 1,600.20 : x
  2. Step 2: Convert to fraction form
    3,574.93/5,360.23 = 1,600.20/x
  3. Step 3: Cross multiply
    3,574.93x = 5,360.23 × 1,600.20
  4. Step 4: Simplify right side
    3,574.93x = 8,577,440.05
  5. Step 5: Solve for x
    x = 8,577,440.05/3,574.93
  6. Step 6: Final answer
    x = 2,399.33

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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.