Home / 3,577.56-5,366.58-1,237.80

Finding the Fourth Proportional to 3,577.56, 5,366.58 and 1,237.80

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Solution

The fourth proportional to 3,577.56, 5,366.58 and 1,237.80 is: 1,856.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.56 : 5,366.58 = 1,237.80 : x
  2. Step 2: Convert to fraction form
    3,577.56/5,366.58 = 1,237.80/x
  3. Step 3: Cross multiply
    3,577.56x = 5,366.58 × 1,237.80
  4. Step 4: Simplify right side
    3,577.56x = 6,642,752.72
  5. Step 5: Solve for x
    x = 6,642,752.72/3,577.56
  6. Step 6: Final answer
    x = 1,856.78

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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.