Home / 7,240.07-10,858.68-2,308.38

Finding the Fourth Proportional to 7,240.07, 10,858.68 and 2,308.38

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Solution

The fourth proportional to 7,240.07, 10,858.68 and 2,308.38 is: 3,462.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.07 : 10,858.68 = 2,308.38 : x
  2. Step 2: Convert to fraction form
    7,240.07/10,858.68 = 2,308.38/x
  3. Step 3: Cross multiply
    7,240.07x = 10,858.68 × 2,308.38
  4. Step 4: Simplify right side
    7,240.07x = 25,065,959.74
  5. Step 5: Solve for x
    x = 25,065,959.74/7,240.07
  6. Step 6: Final answer
    x = 3,462.12

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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.