Home / 5,093.50-7,641.60-1,630.75

Finding the Fourth Proportional to 5,093.50, 7,641.60 and 1,630.75

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Solution

The fourth proportional to 5,093.50, 7,641.60 and 1,630.75 is: 2,446.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093.50 : 7,641.60 = 1,630.75 : x
  2. Step 2: Convert to fraction form
    5,093.50/7,641.60 = 1,630.75/x
  3. Step 3: Cross multiply
    5,093.50x = 7,641.60 × 1,630.75
  4. Step 4: Simplify right side
    5,093.50x = 12,461,539.20
  5. Step 5: Solve for x
    x = 12,461,539.20/5,093.50
  6. Step 6: Final answer
    x = 2,446.56

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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.