Home / 4,820.53-7,222.53-2,630.79

Finding the Fourth Proportional to 4,820.53, 7,222.53 and 2,630.79

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Solution

The fourth proportional to 4,820.53, 7,222.53 and 2,630.79 is: 3,941.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.53 : 7,222.53 = 2,630.79 : x
  2. Step 2: Convert to fraction form
    4,820.53/7,222.53 = 2,630.79/x
  3. Step 3: Cross multiply
    4,820.53x = 7,222.53 × 2,630.79
  4. Step 4: Simplify right side
    4,820.53x = 19,000,959.70
  5. Step 5: Solve for x
    x = 19,000,959.70/4,820.53
  6. Step 6: Final answer
    x = 3,941.68

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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.