Home / 3,557.77-5,336.88-1,092.76

Finding the Fourth Proportional to 3,557.77, 5,336.88 and 1,092.76

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Solution

The fourth proportional to 3,557.77, 5,336.88 and 1,092.76 is: 1,639.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.77 : 5,336.88 = 1,092.76 : x
  2. Step 2: Convert to fraction form
    3,557.77/5,336.88 = 1,092.76/x
  3. Step 3: Cross multiply
    3,557.77x = 5,336.88 × 1,092.76
  4. Step 4: Simplify right side
    3,557.77x = 5,831,928.99
  5. Step 5: Solve for x
    x = 5,831,928.99/3,557.77
  6. Step 6: Final answer
    x = 1,639.21

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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.