Home / 3,704.95-5,558.30-1,240.05

Finding the Fourth Proportional to 3,704.95, 5,558.30 and 1,240.05

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Solution

The fourth proportional to 3,704.95, 5,558.30 and 1,240.05 is: 1,860.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,704.95 : 5,558.30 = 1,240.05 : x
  2. Step 2: Convert to fraction form
    3,704.95/5,558.30 = 1,240.05/x
  3. Step 3: Cross multiply
    3,704.95x = 5,558.30 × 1,240.05
  4. Step 4: Simplify right side
    3,704.95x = 6,892,569.92
  5. Step 5: Solve for x
    x = 6,892,569.92/3,704.95
  6. Step 6: Final answer
    x = 1,860.37

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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.