Home / 7,697.06-10,621.73-4,339.85

Finding the Fourth Proportional to 7,697.06, 10,621.73 and 4,339.85

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Solution

The fourth proportional to 7,697.06, 10,621.73 and 4,339.85 is: 5,988.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,697.06 : 10,621.73 = 4,339.85 : x
  2. Step 2: Convert to fraction form
    7,697.06/10,621.73 = 4,339.85/x
  3. Step 3: Cross multiply
    7,697.06x = 10,621.73 × 4,339.85
  4. Step 4: Simplify right side
    7,697.06x = 46,096,661.83
  5. Step 5: Solve for x
    x = 46,096,661.83/7,697.06
  6. Step 6: Final answer
    x = 5,988.86

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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.