Home / 7,704.06-10,628.23-4,515.74

Finding the Fourth Proportional to 7,704.06, 10,628.23 and 4,515.74

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Solution

The fourth proportional to 7,704.06, 10,628.23 and 4,515.74 is: 6,229.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,704.06 : 10,628.23 = 4,515.74 : x
  2. Step 2: Convert to fraction form
    7,704.06/10,628.23 = 4,515.74/x
  3. Step 3: Cross multiply
    7,704.06x = 10,628.23 × 4,515.74
  4. Step 4: Simplify right side
    7,704.06x = 47,994,312.65
  5. Step 5: Solve for x
    x = 47,994,312.65/7,704.06
  6. Step 6: Final answer
    x = 6,229.74

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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.