Home / 4,284.63-5,919.35-3,661.61

Finding the Fourth Proportional to 4,284.63, 5,919.35 and 3,661.61

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Solution

The fourth proportional to 4,284.63, 5,919.35 and 3,661.61 is: 5,058.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.63 : 5,919.35 = 3,661.61 : x
  2. Step 2: Convert to fraction form
    4,284.63/5,919.35 = 3,661.61/x
  3. Step 3: Cross multiply
    4,284.63x = 5,919.35 × 3,661.61
  4. Step 4: Simplify right side
    4,284.63x = 21,674,303.25
  5. Step 5: Solve for x
    x = 21,674,303.25/4,284.63
  6. Step 6: Final answer
    x = 5,058.62

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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.