Home / 7,340.21-11,012.61-2,343.32

Finding the Fourth Proportional to 7,340.21, 11,012.61 and 2,343.32

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Solution

The fourth proportional to 7,340.21, 11,012.61 and 2,343.32 is: 3,515.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.21 : 11,012.61 = 2,343.32 : x
  2. Step 2: Convert to fraction form
    7,340.21/11,012.61 = 2,343.32/x
  3. Step 3: Cross multiply
    7,340.21x = 11,012.61 × 2,343.32
  4. Step 4: Simplify right side
    7,340.21x = 25,806,069.27
  5. Step 5: Solve for x
    x = 25,806,069.27/7,340.21
  6. Step 6: Final answer
    x = 3,515.71

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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.