Home / 3,355.22-4,630.77-1,863.63

Finding the Fourth Proportional to 3,355.22, 4,630.77 and 1,863.63

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Solution

The fourth proportional to 3,355.22, 4,630.77 and 1,863.63 is: 2,572.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.22 : 4,630.77 = 1,863.63 : x
  2. Step 2: Convert to fraction form
    3,355.22/4,630.77 = 1,863.63/x
  3. Step 3: Cross multiply
    3,355.22x = 4,630.77 × 1,863.63
  4. Step 4: Simplify right side
    3,355.22x = 8,630,041.90
  5. Step 5: Solve for x
    x = 8,630,041.90/3,355.22
  6. Step 6: Final answer
    x = 2,572.12

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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.