Home / 3,552.65-5,328.36-1,604.40

Finding the Fourth Proportional to 3,552.65, 5,328.36 and 1,604.40

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Solution

The fourth proportional to 3,552.65, 5,328.36 and 1,604.40 is: 2,406.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.65 : 5,328.36 = 1,604.40 : x
  2. Step 2: Convert to fraction form
    3,552.65/5,328.36 = 1,604.40/x
  3. Step 3: Cross multiply
    3,552.65x = 5,328.36 × 1,604.40
  4. Step 4: Simplify right side
    3,552.65x = 8,548,820.78
  5. Step 5: Solve for x
    x = 8,548,820.78/3,552.65
  6. Step 6: Final answer
    x = 2,406.32

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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.