Home / 4,145.32-6,217.05-1,222.94

Finding the Fourth Proportional to 4,145.32, 6,217.05 and 1,222.94

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Solution

The fourth proportional to 4,145.32, 6,217.05 and 1,222.94 is: 1,834.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.32 : 6,217.05 = 1,222.94 : x
  2. Step 2: Convert to fraction form
    4,145.32/6,217.05 = 1,222.94/x
  3. Step 3: Cross multiply
    4,145.32x = 6,217.05 × 1,222.94
  4. Step 4: Simplify right side
    4,145.32x = 7,603,051.10
  5. Step 5: Solve for x
    x = 7,603,051.10/4,145.32
  6. Step 6: Final answer
    x = 1,834.13

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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.