Home / 3,455.31-4,768.33-1,883.41

Finding the Fourth Proportional to 3,455.31, 4,768.33 and 1,883.41

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Solution

The fourth proportional to 3,455.31, 4,768.33 and 1,883.41 is: 2,599.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.31 : 4,768.33 = 1,883.41 : x
  2. Step 2: Convert to fraction form
    3,455.31/4,768.33 = 1,883.41/x
  3. Step 3: Cross multiply
    3,455.31x = 4,768.33 × 1,883.41
  4. Step 4: Simplify right side
    3,455.31x = 8,980,720.41
  5. Step 5: Solve for x
    x = 8,980,720.41/3,455.31
  6. Step 6: Final answer
    x = 2,599.11

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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.