Home / 6,315.30-8,704.80-5,052.24

Finding the Fourth Proportional to 6,315.30, 8,704.80 and 5,052.24

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Solution

The fourth proportional to 6,315.30, 8,704.80 and 5,052.24 is: 6,963.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,315.30 : 8,704.80 = 5,052.24 : x
  2. Step 2: Convert to fraction form
    6,315.30/8,704.80 = 5,052.24/x
  3. Step 3: Cross multiply
    6,315.30x = 8,704.80 × 5,052.24
  4. Step 4: Simplify right side
    6,315.30x = 43,978,738.75
  5. Step 5: Solve for x
    x = 43,978,738.75/6,315.30
  6. Step 6: Final answer
    x = 6,963.84

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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.