Home / 4,145.94-6,219.72-1,373.45

Finding the Fourth Proportional to 4,145.94, 6,219.72 and 1,373.45

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Solution

The fourth proportional to 4,145.94, 6,219.72 and 1,373.45 is: 2,060.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.94 : 6,219.72 = 1,373.45 : x
  2. Step 2: Convert to fraction form
    4,145.94/6,219.72 = 1,373.45/x
  3. Step 3: Cross multiply
    4,145.94x = 6,219.72 × 1,373.45
  4. Step 4: Simplify right side
    4,145.94x = 8,542,443.34
  5. Step 5: Solve for x
    x = 8,542,443.34/4,145.94
  6. Step 6: Final answer
    x = 2,060.44

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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.