Home / 11,459.35-15,813.99-6,682.58

Finding the Fourth Proportional to 11,459.35, 15,813.99 and 6,682.58

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Solution

The fourth proportional to 11,459.35, 15,813.99 and 6,682.58 is: 9,222.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,459.35 : 15,813.99 = 6,682.58 : x
  2. Step 2: Convert to fraction form
    11,459.35/15,813.99 = 6,682.58/x
  3. Step 3: Cross multiply
    11,459.35x = 15,813.99 × 6,682.58
  4. Step 4: Simplify right side
    11,459.35x = 105,678,174.22
  5. Step 5: Solve for x
    x = 105,678,174.22/11,459.35
  6. Step 6: Final answer
    x = 9,222.01

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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.