Home / 4,775.16-6,589.68-2,912.16

Finding the Fourth Proportional to 4,775.16, 6,589.68 and 2,912.16

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Solution

The fourth proportional to 4,775.16, 6,589.68 and 2,912.16 is: 4,018.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.16 : 6,589.68 = 2,912.16 : x
  2. Step 2: Convert to fraction form
    4,775.16/6,589.68 = 2,912.16/x
  3. Step 3: Cross multiply
    4,775.16x = 6,589.68 × 2,912.16
  4. Step 4: Simplify right side
    4,775.16x = 19,190,202.51
  5. Step 5: Solve for x
    x = 19,190,202.51/4,775.16
  6. Step 6: Final answer
    x = 4,018.76

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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.