Home / 4,809.16-6,632.04-2,921.05

Finding the Fourth Proportional to 4,809.16, 6,632.04 and 2,921.05

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Solution

The fourth proportional to 4,809.16, 6,632.04 and 2,921.05 is: 4,028.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.16 : 6,632.04 = 2,921.05 : x
  2. Step 2: Convert to fraction form
    4,809.16/6,632.04 = 2,921.05/x
  3. Step 3: Cross multiply
    4,809.16x = 6,632.04 × 2,921.05
  4. Step 4: Simplify right side
    4,809.16x = 19,372,520.44
  5. Step 5: Solve for x
    x = 19,372,520.44/4,809.16
  6. Step 6: Final answer
    x = 4,028.25

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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.