Home / 4,918.55-7,376.23-1,630.76

Finding the Fourth Proportional to 4,918.55, 7,376.23 and 1,630.76

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Solution

The fourth proportional to 4,918.55, 7,376.23 and 1,630.76 is: 2,445.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.55 : 7,376.23 = 1,630.76 : x
  2. Step 2: Convert to fraction form
    4,918.55/7,376.23 = 1,630.76/x
  3. Step 3: Cross multiply
    4,918.55x = 7,376.23 × 1,630.76
  4. Step 4: Simplify right side
    4,918.55x = 12,028,839.86
  5. Step 5: Solve for x
    x = 12,028,839.86/4,918.55
  6. Step 6: Final answer
    x = 2,445.61

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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.