Home / 7,880.19-10,873.08-5,991.27

Finding the Fourth Proportional to 7,880.19, 10,873.08 and 5,991.27

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Solution

The fourth proportional to 7,880.19, 10,873.08 and 5,991.27 is: 8,266.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,880.19 : 10,873.08 = 5,991.27 : x
  2. Step 2: Convert to fraction form
    7,880.19/10,873.08 = 5,991.27/x
  3. Step 3: Cross multiply
    7,880.19x = 10,873.08 × 5,991.27
  4. Step 4: Simplify right side
    7,880.19x = 65,143,558.01
  5. Step 5: Solve for x
    x = 65,143,558.01/7,880.19
  6. Step 6: Final answer
    x = 8,266.75

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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.