Home / 3,880.93-5,354.26-2,484.49

Finding the Fourth Proportional to 3,880.93, 5,354.26 and 2,484.49

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Solution

The fourth proportional to 3,880.93, 5,354.26 and 2,484.49 is: 3,427.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880.93 : 5,354.26 = 2,484.49 : x
  2. Step 2: Convert to fraction form
    3,880.93/5,354.26 = 2,484.49/x
  3. Step 3: Cross multiply
    3,880.93x = 5,354.26 × 2,484.49
  4. Step 4: Simplify right side
    3,880.93x = 13,302,605.43
  5. Step 5: Solve for x
    x = 13,302,605.43/3,880.93
  6. Step 6: Final answer
    x = 3,427.68

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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.