Home / 5,401.07-7,453.47-2,917.07

Finding the Fourth Proportional to 5,401.07, 7,453.47 and 2,917.07

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Solution

The fourth proportional to 5,401.07, 7,453.47 and 2,917.07 is: 4,025.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.07 : 7,453.47 = 2,917.07 : x
  2. Step 2: Convert to fraction form
    5,401.07/7,453.47 = 2,917.07/x
  3. Step 3: Cross multiply
    5,401.07x = 7,453.47 × 2,917.07
  4. Step 4: Simplify right side
    5,401.07x = 21,742,241.88
  5. Step 5: Solve for x
    x = 21,742,241.88/5,401.07
  6. Step 6: Final answer
    x = 4,025.55

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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.