Home / 7,495.48-11,243.63-1,948.85

Finding the Fourth Proportional to 7,495.48, 11,243.63 and 1,948.85

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Solution

The fourth proportional to 7,495.48, 11,243.63 and 1,948.85 is: 2,923.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,495.48 : 11,243.63 = 1,948.85 : x
  2. Step 2: Convert to fraction form
    7,495.48/11,243.63 = 1,948.85/x
  3. Step 3: Cross multiply
    7,495.48x = 11,243.63 × 1,948.85
  4. Step 4: Simplify right side
    7,495.48x = 21,912,166.69
  5. Step 5: Solve for x
    x = 21,912,166.69/7,495.48
  6. Step 6: Final answer
    x = 2,923.39

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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.