Home / 11,670.40-16,105.26-6,955.12

Finding the Fourth Proportional to 11,670.40, 16,105.26 and 6,955.12

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Solution

The fourth proportional to 11,670.40, 16,105.26 and 6,955.12 is: 9,598.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.40 : 16,105.26 = 6,955.12 : x
  2. Step 2: Convert to fraction form
    11,670.40/16,105.26 = 6,955.12/x
  3. Step 3: Cross multiply
    11,670.40x = 16,105.26 × 6,955.12
  4. Step 4: Simplify right side
    11,670.40x = 112,014,015.93
  5. Step 5: Solve for x
    x = 112,014,015.93/11,670.40
  6. Step 6: Final answer
    x = 9,598.13

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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.