Home / 11,901.89-17,855.34-4,506.19

Finding the Fourth Proportional to 11,901.89, 17,855.34 and 4,506.19

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Solution

The fourth proportional to 11,901.89, 17,855.34 and 4,506.19 is: 6,760.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,901.89 : 17,855.34 = 4,506.19 : x
  2. Step 2: Convert to fraction form
    11,901.89/17,855.34 = 4,506.19/x
  3. Step 3: Cross multiply
    11,901.89x = 17,855.34 × 4,506.19
  4. Step 4: Simplify right side
    11,901.89x = 80,459,509.92
  5. Step 5: Solve for x
    x = 80,459,509.92/11,901.89
  6. Step 6: Final answer
    x = 6,760.23

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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.