Home / 4,730.77-7,096.12-1,220.48

Finding the Fourth Proportional to 4,730.77, 7,096.12 and 1,220.48

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Solution

The fourth proportional to 4,730.77, 7,096.12 and 1,220.48 is: 1,830.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,730.77 : 7,096.12 = 1,220.48 : x
  2. Step 2: Convert to fraction form
    4,730.77/7,096.12 = 1,220.48/x
  3. Step 3: Cross multiply
    4,730.77x = 7,096.12 × 1,220.48
  4. Step 4: Simplify right side
    4,730.77x = 8,660,647.93
  5. Step 5: Solve for x
    x = 8,660,647.93/4,730.77
  6. Step 6: Final answer
    x = 1,830.71

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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.