Home / 7,756.82-10,704.62-4,399.51

Finding the Fourth Proportional to 7,756.82, 10,704.62 and 4,399.51

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Solution

The fourth proportional to 7,756.82, 10,704.62 and 4,399.51 is: 6,071.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.82 : 10,704.62 = 4,399.51 : x
  2. Step 2: Convert to fraction form
    7,756.82/10,704.62 = 4,399.51/x
  3. Step 3: Cross multiply
    7,756.82x = 10,704.62 × 4,399.51
  4. Step 4: Simplify right side
    7,756.82x = 47,095,082.74
  5. Step 5: Solve for x
    x = 47,095,082.74/7,756.82
  6. Step 6: Final answer
    x = 6,071.44

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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.