Home / 4,192.40-5,785.23-2,303.94

Finding the Fourth Proportional to 4,192.40, 5,785.23 and 2,303.94

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Solution

The fourth proportional to 4,192.40, 5,785.23 and 2,303.94 is: 3,179.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.40 : 5,785.23 = 2,303.94 : x
  2. Step 2: Convert to fraction form
    4,192.40/5,785.23 = 2,303.94/x
  3. Step 3: Cross multiply
    4,192.40x = 5,785.23 × 2,303.94
  4. Step 4: Simplify right side
    4,192.40x = 13,328,825.93
  5. Step 5: Solve for x
    x = 13,328,825.93/4,192.40
  6. Step 6: Final answer
    x = 3,179.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.