Home / 4,981.83-7,462.93-2,783.85

Finding the Fourth Proportional to 4,981.83, 7,462.93 and 2,783.85

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Solution

The fourth proportional to 4,981.83, 7,462.93 and 2,783.85 is: 4,170.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.83 : 7,462.93 = 2,783.85 : x
  2. Step 2: Convert to fraction form
    4,981.83/7,462.93 = 2,783.85/x
  3. Step 3: Cross multiply
    4,981.83x = 7,462.93 × 2,783.85
  4. Step 4: Simplify right side
    4,981.83x = 20,775,677.68
  5. Step 5: Solve for x
    x = 20,775,677.68/4,981.83
  6. Step 6: Final answer
    x = 4,170.29

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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.