Home / 3,184.23-4,394.78-1,857.93

Finding the Fourth Proportional to 3,184.23, 4,394.78 and 1,857.93

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Solution

The fourth proportional to 3,184.23, 4,394.78 and 1,857.93 is: 2,564.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.23 : 4,394.78 = 1,857.93 : x
  2. Step 2: Convert to fraction form
    3,184.23/4,394.78 = 1,857.93/x
  3. Step 3: Cross multiply
    3,184.23x = 4,394.78 × 1,857.93
  4. Step 4: Simplify right side
    3,184.23x = 8,165,193.61
  5. Step 5: Solve for x
    x = 8,165,193.61/3,184.23
  6. Step 6: Final answer
    x = 2,564.26

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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.