Home / 3,455.41-4,768.48-1,883.50

Finding the Fourth Proportional to 3,455.41, 4,768.48 and 1,883.50

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Solution

The fourth proportional to 3,455.41, 4,768.48 and 1,883.50 is: 2,599.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.41 : 4,768.48 = 1,883.50 : x
  2. Step 2: Convert to fraction form
    3,455.41/4,768.48 = 1,883.50/x
  3. Step 3: Cross multiply
    3,455.41x = 4,768.48 × 1,883.50
  4. Step 4: Simplify right side
    3,455.41x = 8,981,432.08
  5. Step 5: Solve for x
    x = 8,981,432.08/3,455.41
  6. Step 6: Final answer
    x = 2,599.24

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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.