Home / 11,161.61-16,741.93-3,370.19

Finding the Fourth Proportional to 11,161.61, 16,741.93 and 3,370.19

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Solution

The fourth proportional to 11,161.61, 16,741.93 and 3,370.19 is: 5,055.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,161.61 : 16,741.93 = 3,370.19 : x
  2. Step 2: Convert to fraction form
    11,161.61/16,741.93 = 3,370.19/x
  3. Step 3: Cross multiply
    11,161.61x = 16,741.93 × 3,370.19
  4. Step 4: Simplify right side
    11,161.61x = 56,423,485.07
  5. Step 5: Solve for x
    x = 56,423,485.07/11,161.61
  6. Step 6: Final answer
    x = 5,055.14

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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.