Home / 5,193.08-7,790.64-1,683.96

Finding the Fourth Proportional to 5,193.08, 7,790.64 and 1,683.96

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Solution

The fourth proportional to 5,193.08, 7,790.64 and 1,683.96 is: 2,526.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.08 : 7,790.64 = 1,683.96 : x
  2. Step 2: Convert to fraction form
    5,193.08/7,790.64 = 1,683.96/x
  3. Step 3: Cross multiply
    5,193.08x = 7,790.64 × 1,683.96
  4. Step 4: Simplify right side
    5,193.08x = 13,119,126.13
  5. Step 5: Solve for x
    x = 13,119,126.13/5,193.08
  6. Step 6: Final answer
    x = 2,526.27

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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.