Home / 5,788.50-8,683.36-1,628.48

Finding the Fourth Proportional to 5,788.50, 8,683.36 and 1,628.48

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Solution

The fourth proportional to 5,788.50, 8,683.36 and 1,628.48 is: 2,442.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,788.50 : 8,683.36 = 1,628.48 : x
  2. Step 2: Convert to fraction form
    5,788.50/8,683.36 = 1,628.48/x
  3. Step 3: Cross multiply
    5,788.50x = 8,683.36 × 1,628.48
  4. Step 4: Simplify right side
    5,788.50x = 14,140,678.09
  5. Step 5: Solve for x
    x = 14,140,678.09/5,788.50
  6. Step 6: Final answer
    x = 2,442.89

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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.