Home / 10,684.22-14,745.14-5,904.60

Finding the Fourth Proportional to 10,684.22, 14,745.14 and 5,904.60

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Solution

The fourth proportional to 10,684.22, 14,745.14 and 5,904.60 is: 8,148.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,684.22 : 14,745.14 = 5,904.60 : x
  2. Step 2: Convert to fraction form
    10,684.22/14,745.14 = 5,904.60/x
  3. Step 3: Cross multiply
    10,684.22x = 14,745.14 × 5,904.60
  4. Step 4: Simplify right side
    10,684.22x = 87,064,124.12
  5. Step 5: Solve for x
    x = 87,064,124.12/10,684.22
  6. Step 6: Final answer
    x = 8,148.86

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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.