Home / 11,378.36-17,051.58-4,350.80

Finding the Fourth Proportional to 11,378.36, 17,051.58 and 4,350.80

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Solution

The fourth proportional to 11,378.36, 17,051.58 and 4,350.80 is: 6,520.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378.36 : 17,051.58 = 4,350.80 : x
  2. Step 2: Convert to fraction form
    11,378.36/17,051.58 = 4,350.80/x
  3. Step 3: Cross multiply
    11,378.36x = 17,051.58 × 4,350.80
  4. Step 4: Simplify right side
    11,378.36x = 74,188,014.26
  5. Step 5: Solve for x
    x = 74,188,014.26/11,378.36
  6. Step 6: Final answer
    x = 6,520.10

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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.