Home / 3,494.48-5,240.33-1,545.32

Finding the Fourth Proportional to 3,494.48, 5,240.33 and 1,545.32

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Solution

The fourth proportional to 3,494.48, 5,240.33 and 1,545.32 is: 2,317.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.48 : 5,240.33 = 1,545.32 : x
  2. Step 2: Convert to fraction form
    3,494.48/5,240.33 = 1,545.32/x
  3. Step 3: Cross multiply
    3,494.48x = 5,240.33 × 1,545.32
  4. Step 4: Simplify right side
    3,494.48x = 8,097,986.76
  5. Step 5: Solve for x
    x = 8,097,986.76/3,494.48
  6. Step 6: Final answer
    x = 2,317.37

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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.