Home / 4,704.45-6,490.41-2,816.07

Finding the Fourth Proportional to 4,704.45, 6,490.41 and 2,816.07

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Solution

The fourth proportional to 4,704.45, 6,490.41 and 2,816.07 is: 3,885.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,704.45 : 6,490.41 = 2,816.07 : x
  2. Step 2: Convert to fraction form
    4,704.45/6,490.41 = 2,816.07/x
  3. Step 3: Cross multiply
    4,704.45x = 6,490.41 × 2,816.07
  4. Step 4: Simplify right side
    4,704.45x = 18,277,448.89
  5. Step 5: Solve for x
    x = 18,277,448.89/4,704.45
  6. Step 6: Final answer
    x = 3,885.14

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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.