Home / 7,339.09-11,005.37-2,340.53

Finding the Fourth Proportional to 7,339.09, 11,005.37 and 2,340.53

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Solution

The fourth proportional to 7,339.09, 11,005.37 and 2,340.53 is: 3,509.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.09 : 11,005.37 = 2,340.53 : x
  2. Step 2: Convert to fraction form
    7,339.09/11,005.37 = 2,340.53/x
  3. Step 3: Cross multiply
    7,339.09x = 11,005.37 × 2,340.53
  4. Step 4: Simplify right side
    7,339.09x = 25,758,428.39
  5. Step 5: Solve for x
    x = 25,758,428.39/7,339.09
  6. Step 6: Final answer
    x = 3,509.76

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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.