Home / 7,183.02-9,908.53-4,311.01

Finding the Fourth Proportional to 7,183.02, 9,908.53 and 4,311.01

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Solution

The fourth proportional to 7,183.02, 9,908.53 and 4,311.01 is: 5,946.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183.02 : 9,908.53 = 4,311.01 : x
  2. Step 2: Convert to fraction form
    7,183.02/9,908.53 = 4,311.01/x
  3. Step 3: Cross multiply
    7,183.02x = 9,908.53 × 4,311.01
  4. Step 4: Simplify right side
    7,183.02x = 42,715,736.37
  5. Step 5: Solve for x
    x = 42,715,736.37/7,183.02
  6. Step 6: Final answer
    x = 5,946.77

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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.