Home / 3,574.96-5,359.60-1,108.24

Finding the Fourth Proportional to 3,574.96, 5,359.60 and 1,108.24

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Solution

The fourth proportional to 3,574.96, 5,359.60 and 1,108.24 is: 1,661.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.96 : 5,359.60 = 1,108.24 : x
  2. Step 2: Convert to fraction form
    3,574.96/5,359.60 = 1,108.24/x
  3. Step 3: Cross multiply
    3,574.96x = 5,359.60 × 1,108.24
  4. Step 4: Simplify right side
    3,574.96x = 5,939,723.10
  5. Step 5: Solve for x
    x = 5,939,723.10/3,574.96
  6. Step 6: Final answer
    x = 1,661.48

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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.