Home / 11,808.70-16,296.74-6,503.51

Finding the Fourth Proportional to 11,808.70, 16,296.74 and 6,503.51

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Solution

The fourth proportional to 11,808.70, 16,296.74 and 6,503.51 is: 8,975.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808.70 : 16,296.74 = 6,503.51 : x
  2. Step 2: Convert to fraction form
    11,808.70/16,296.74 = 6,503.51/x
  3. Step 3: Cross multiply
    11,808.70x = 16,296.74 × 6,503.51
  4. Step 4: Simplify right side
    11,808.70x = 105,986,093.02
  5. Step 5: Solve for x
    x = 105,986,093.02/11,808.70
  6. Step 6: Final answer
    x = 8,975.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.