Home / 5,160.16-7,739.52-1,650.43

Finding the Fourth Proportional to 5,160.16, 7,739.52 and 1,650.43

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Solution

The fourth proportional to 5,160.16, 7,739.52 and 1,650.43 is: 2,475.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160.16 : 7,739.52 = 1,650.43 : x
  2. Step 2: Convert to fraction form
    5,160.16/7,739.52 = 1,650.43/x
  3. Step 3: Cross multiply
    5,160.16x = 7,739.52 × 1,650.43
  4. Step 4: Simplify right side
    5,160.16x = 12,773,535.99
  5. Step 5: Solve for x
    x = 12,773,535.99/5,160.16
  6. Step 6: Final answer
    x = 2,475.41

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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.