Home / 3,362.91-4,638.92-2,018.16

Finding the Fourth Proportional to 3,362.91, 4,638.92 and 2,018.16

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Solution

The fourth proportional to 3,362.91, 4,638.92 and 2,018.16 is: 2,783.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.91 : 4,638.92 = 2,018.16 : x
  2. Step 2: Convert to fraction form
    3,362.91/4,638.92 = 2,018.16/x
  3. Step 3: Cross multiply
    3,362.91x = 4,638.92 × 2,018.16
  4. Step 4: Simplify right side
    3,362.91x = 9,362,082.79
  5. Step 5: Solve for x
    x = 9,362,082.79/3,362.91
  6. Step 6: Final answer
    x = 2,783.92

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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.