Home / 4,805.11-6,631.04-2,680.64

Finding the Fourth Proportional to 4,805.11, 6,631.04 and 2,680.64

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Solution

The fourth proportional to 4,805.11, 6,631.04 and 2,680.64 is: 3,699.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.11 : 6,631.04 = 2,680.64 : x
  2. Step 2: Convert to fraction form
    4,805.11/6,631.04 = 2,680.64/x
  3. Step 3: Cross multiply
    4,805.11x = 6,631.04 × 2,680.64
  4. Step 4: Simplify right side
    4,805.11x = 17,775,384.51
  5. Step 5: Solve for x
    x = 17,775,384.51/4,805.11
  6. Step 6: Final answer
    x = 3,699.27

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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.