Home / 3,351.19-4,623.95-1,858.79

Finding the Fourth Proportional to 3,351.19, 4,623.95 and 1,858.79

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Solution

The fourth proportional to 3,351.19, 4,623.95 and 1,858.79 is: 2,564.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.19 : 4,623.95 = 1,858.79 : x
  2. Step 2: Convert to fraction form
    3,351.19/4,623.95 = 1,858.79/x
  3. Step 3: Cross multiply
    3,351.19x = 4,623.95 × 1,858.79
  4. Step 4: Simplify right side
    3,351.19x = 8,594,933.55
  5. Step 5: Solve for x
    x = 8,594,933.55/3,351.19
  6. Step 6: Final answer
    x = 2,564.74

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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.