Home / 4,545.48-6,819-1,948.44

Finding the Fourth Proportional to 4,545.48, 6,819 and 1,948.44

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Solution

The fourth proportional to 4,545.48, 6,819 and 1,948.44 is: 2,922.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.48 : 6,819 = 1,948.44 : x
  2. Step 2: Convert to fraction form
    4,545.48/6,819 = 1,948.44/x
  3. Step 3: Cross multiply
    4,545.48x = 6,819 × 1,948.44
  4. Step 4: Simplify right side
    4,545.48x = 13,286,412.36
  5. Step 5: Solve for x
    x = 13,286,412.36/4,545.48
  6. Step 6: Final answer
    x = 2,922.99

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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.