Home / 4,143.51-6,215.27-1,222.04

Finding the Fourth Proportional to 4,143.51, 6,215.27 and 1,222.04

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Solution

The fourth proportional to 4,143.51, 6,215.27 and 1,222.04 is: 1,833.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.51 : 6,215.27 = 1,222.04 : x
  2. Step 2: Convert to fraction form
    4,143.51/6,215.27 = 1,222.04/x
  3. Step 3: Cross multiply
    4,143.51x = 6,215.27 × 1,222.04
  4. Step 4: Simplify right side
    4,143.51x = 7,595,271.36
  5. Step 5: Solve for x
    x = 7,595,271.36/4,143.51
  6. Step 6: Final answer
    x = 1,833.05

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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.