Home / 8,416.70-11,615.91-5,060.60

Finding the Fourth Proportional to 8,416.70, 11,615.91 and 5,060.60

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Solution

The fourth proportional to 8,416.70, 11,615.91 and 5,060.60 is: 6,984.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416.70 : 11,615.91 = 5,060.60 : x
  2. Step 2: Convert to fraction form
    8,416.70/11,615.91 = 5,060.60/x
  3. Step 3: Cross multiply
    8,416.70x = 11,615.91 × 5,060.60
  4. Step 4: Simplify right side
    8,416.70x = 58,783,474.15
  5. Step 5: Solve for x
    x = 58,783,474.15/8,416.70
  6. Step 6: Final answer
    x = 6,984.15

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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.