Home / 4,917.54-7,376.86-1,630.38

Finding the Fourth Proportional to 4,917.54, 7,376.86 and 1,630.38

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Solution

The fourth proportional to 4,917.54, 7,376.86 and 1,630.38 is: 2,445.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.54 : 7,376.86 = 1,630.38 : x
  2. Step 2: Convert to fraction form
    4,917.54/7,376.86 = 1,630.38/x
  3. Step 3: Cross multiply
    4,917.54x = 7,376.86 × 1,630.38
  4. Step 4: Simplify right side
    4,917.54x = 12,027,085.01
  5. Step 5: Solve for x
    x = 12,027,085.01/4,917.54
  6. Step 6: Final answer
    x = 2,445.75

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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.