Home / 7,322.45-10,975.92-2,390.77

Finding the Fourth Proportional to 7,322.45, 10,975.92 and 2,390.77

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Solution

The fourth proportional to 7,322.45, 10,975.92 and 2,390.77 is: 3,583.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.45 : 10,975.92 = 2,390.77 : x
  2. Step 2: Convert to fraction form
    7,322.45/10,975.92 = 2,390.77/x
  3. Step 3: Cross multiply
    7,322.45x = 10,975.92 × 2,390.77
  4. Step 4: Simplify right side
    7,322.45x = 26,240,845.38
  5. Step 5: Solve for x
    x = 26,240,845.38/7,322.45
  6. Step 6: Final answer
    x = 3,583.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.