Home / 4,385.27-6,577.83-1,920.29

Finding the Fourth Proportional to 4,385.27, 6,577.83 and 1,920.29

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Solution

The fourth proportional to 4,385.27, 6,577.83 and 1,920.29 is: 2,880.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.27 : 6,577.83 = 1,920.29 : x
  2. Step 2: Convert to fraction form
    4,385.27/6,577.83 = 1,920.29/x
  3. Step 3: Cross multiply
    4,385.27x = 6,577.83 × 1,920.29
  4. Step 4: Simplify right side
    4,385.27x = 12,631,308.28
  5. Step 5: Solve for x
    x = 12,631,308.28/4,385.27
  6. Step 6: Final answer
    x = 2,880.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.