Home / 6,108.96-8,430.36-3,314.46

Finding the Fourth Proportional to 6,108.96, 8,430.36 and 3,314.46

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Solution

The fourth proportional to 6,108.96, 8,430.36 and 3,314.46 is: 4,573.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108.96 : 8,430.36 = 3,314.46 : x
  2. Step 2: Convert to fraction form
    6,108.96/8,430.36 = 3,314.46/x
  3. Step 3: Cross multiply
    6,108.96x = 8,430.36 × 3,314.46
  4. Step 4: Simplify right side
    6,108.96x = 27,942,091.01
  5. Step 5: Solve for x
    x = 27,942,091.01/6,108.96
  6. Step 6: Final answer
    x = 4,573.95

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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.