Home / 7,727.36-10,639.26-6,046.64

Finding the Fourth Proportional to 7,727.36, 10,639.26 and 6,046.64

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Solution

The fourth proportional to 7,727.36, 10,639.26 and 6,046.64 is: 8,325.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.36 : 10,639.26 = 6,046.64 : x
  2. Step 2: Convert to fraction form
    7,727.36/10,639.26 = 6,046.64/x
  3. Step 3: Cross multiply
    7,727.36x = 10,639.26 × 6,046.64
  4. Step 4: Simplify right side
    7,727.36x = 64,331,775.09
  5. Step 5: Solve for x
    x = 64,331,775.09/7,727.36
  6. Step 6: Final answer
    x = 8,325.19

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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.