Home / 3,533.72-5,302.40-1,455.26

Finding the Fourth Proportional to 3,533.72, 5,302.40 and 1,455.26

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Solution

The fourth proportional to 3,533.72, 5,302.40 and 1,455.26 is: 2,183.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533.72 : 5,302.40 = 1,455.26 : x
  2. Step 2: Convert to fraction form
    3,533.72/5,302.40 = 1,455.26/x
  3. Step 3: Cross multiply
    3,533.72x = 5,302.40 × 1,455.26
  4. Step 4: Simplify right side
    3,533.72x = 7,716,336.84
  5. Step 5: Solve for x
    x = 7,716,336.84/3,533.72
  6. Step 6: Final answer
    x = 2,183.63

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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.