Home / 11,166.94-15,410.58-6,131.64

Finding the Fourth Proportional to 11,166.94, 15,410.58 and 6,131.64

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Solution

The fourth proportional to 11,166.94, 15,410.58 and 6,131.64 is: 8,461.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,166.94 : 15,410.58 = 6,131.64 : x
  2. Step 2: Convert to fraction form
    11,166.94/15,410.58 = 6,131.64/x
  3. Step 3: Cross multiply
    11,166.94x = 15,410.58 × 6,131.64
  4. Step 4: Simplify right side
    11,166.94x = 94,492,051.70
  5. Step 5: Solve for x
    x = 94,492,051.70/11,166.94
  6. Step 6: Final answer
    x = 8,461.77

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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.