Home / 7,736.04-10,684.44-5,228.51

Finding the Fourth Proportional to 7,736.04, 10,684.44 and 5,228.51

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Solution

The fourth proportional to 7,736.04, 10,684.44 and 5,228.51 is: 7,221.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.04 : 10,684.44 = 5,228.51 : x
  2. Step 2: Convert to fraction form
    7,736.04/10,684.44 = 5,228.51/x
  3. Step 3: Cross multiply
    7,736.04x = 10,684.44 × 5,228.51
  4. Step 4: Simplify right side
    7,736.04x = 55,863,621.82
  5. Step 5: Solve for x
    x = 55,863,621.82/7,736.04
  6. Step 6: Final answer
    x = 7,221.22

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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.