Home / 11,904.14-17,856.35-4,111.13

Finding the Fourth Proportional to 11,904.14, 17,856.35 and 4,111.13

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Solution

The fourth proportional to 11,904.14, 17,856.35 and 4,111.13 is: 6,166.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,904.14 : 17,856.35 = 4,111.13 : x
  2. Step 2: Convert to fraction form
    11,904.14/17,856.35 = 4,111.13/x
  3. Step 3: Cross multiply
    11,904.14x = 17,856.35 × 4,111.13
  4. Step 4: Simplify right side
    11,904.14x = 73,409,666.34
  5. Step 5: Solve for x
    x = 73,409,666.34/11,904.14
  6. Step 6: Final answer
    x = 6,166.74

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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.