Home / 3,493.08-5,232.30-1,645.80

Finding the Fourth Proportional to 3,493.08, 5,232.30 and 1,645.80

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Solution

The fourth proportional to 3,493.08, 5,232.30 and 1,645.80 is: 2,465.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.08 : 5,232.30 = 1,645.80 : x
  2. Step 2: Convert to fraction form
    3,493.08/5,232.30 = 1,645.80/x
  3. Step 3: Cross multiply
    3,493.08x = 5,232.30 × 1,645.80
  4. Step 4: Simplify right side
    3,493.08x = 8,611,319.34
  5. Step 5: Solve for x
    x = 8,611,319.34/3,493.08
  6. Step 6: Final answer
    x = 2,465.25

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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.