Home / 4,682.04-7,018.20-2,215.02

Finding the Fourth Proportional to 4,682.04, 7,018.20 and 2,215.02

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Solution

The fourth proportional to 4,682.04, 7,018.20 and 2,215.02 is: 3,320.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.04 : 7,018.20 = 2,215.02 : x
  2. Step 2: Convert to fraction form
    4,682.04/7,018.20 = 2,215.02/x
  3. Step 3: Cross multiply
    4,682.04x = 7,018.20 × 2,215.02
  4. Step 4: Simplify right side
    4,682.04x = 15,545,453.36
  5. Step 5: Solve for x
    x = 15,545,453.36/4,682.04
  6. Step 6: Final answer
    x = 3,320.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.