Home / 4,923.85-6,795.32-2,800.05

Finding the Fourth Proportional to 4,923.85, 6,795.32 and 2,800.05

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Solution

The fourth proportional to 4,923.85, 6,795.32 and 2,800.05 is: 3,864.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.85 : 6,795.32 = 2,800.05 : x
  2. Step 2: Convert to fraction form
    4,923.85/6,795.32 = 2,800.05/x
  3. Step 3: Cross multiply
    4,923.85x = 6,795.32 × 2,800.05
  4. Step 4: Simplify right side
    4,923.85x = 19,027,235.77
  5. Step 5: Solve for x
    x = 19,027,235.77/4,923.85
  6. Step 6: Final answer
    x = 3,864.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.