Home / 11,807.07-17,707.77-3,484.84

Finding the Fourth Proportional to 11,807.07, 17,707.77 and 3,484.84

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Solution

The fourth proportional to 11,807.07, 17,707.77 and 3,484.84 is: 5,226.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,807.07 : 17,707.77 = 3,484.84 : x
  2. Step 2: Convert to fraction form
    11,807.07/17,707.77 = 3,484.84/x
  3. Step 3: Cross multiply
    11,807.07x = 17,707.77 × 3,484.84
  4. Step 4: Simplify right side
    11,807.07x = 61,708,745.21
  5. Step 5: Solve for x
    x = 61,708,745.21/11,807.07
  6. Step 6: Final answer
    x = 5,226.42

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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.