Home / 11,741.36-16,210.50-8,213

Finding the Fourth Proportional to 11,741.36, 16,210.50 and 8,213

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Solution

The fourth proportional to 11,741.36, 16,210.50 and 8,213 is: 11,339.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741.36 : 16,210.50 = 8,213 : x
  2. Step 2: Convert to fraction form
    11,741.36/16,210.50 = 8,213/x
  3. Step 3: Cross multiply
    11,741.36x = 16,210.50 × 8,213
  4. Step 4: Simplify right side
    11,741.36x = 133,136,836.50
  5. Step 5: Solve for x
    x = 133,136,836.50/11,741.36
  6. Step 6: Final answer
    x = 11,339.13

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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.