Home / 7,416.50-10,234.80-4,104.50

Finding the Fourth Proportional to 7,416.50, 10,234.80 and 4,104.50

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Solution

The fourth proportional to 7,416.50, 10,234.80 and 4,104.50 is: 5,664.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.50 : 10,234.80 = 4,104.50 : x
  2. Step 2: Convert to fraction form
    7,416.50/10,234.80 = 4,104.50/x
  3. Step 3: Cross multiply
    7,416.50x = 10,234.80 × 4,104.50
  4. Step 4: Simplify right side
    7,416.50x = 42,008,736.60
  5. Step 5: Solve for x
    x = 42,008,736.60/7,416.50
  6. Step 6: Final answer
    x = 5,664.23

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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.