Home / 4,798.82-6,622.35-2,808.99

Finding the Fourth Proportional to 4,798.82, 6,622.35 and 2,808.99

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Solution

The fourth proportional to 4,798.82, 6,622.35 and 2,808.99 is: 3,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798.82 : 6,622.35 = 2,808.99 : x
  2. Step 2: Convert to fraction form
    4,798.82/6,622.35 = 2,808.99/x
  3. Step 3: Cross multiply
    4,798.82x = 6,622.35 × 2,808.99
  4. Step 4: Simplify right side
    4,798.82x = 18,602,114.93
  5. Step 5: Solve for x
    x = 18,602,114.93/4,798.82
  6. Step 6: Final answer
    x = 3,876.40

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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.