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Finding the Fourth Proportional to 4,967.58, 7,440.88 and 3,400.22

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Solution

The fourth proportional to 4,967.58, 7,440.88 and 3,400.22 is: 5,093.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,967.58 : 7,440.88 = 3,400.22 : x
  2. Step 2: Convert to fraction form
    4,967.58/7,440.88 = 3,400.22/x
  3. Step 3: Cross multiply
    4,967.58x = 7,440.88 × 3,400.22
  4. Step 4: Simplify right side
    4,967.58x = 25,300,628.99
  5. Step 5: Solve for x
    x = 25,300,628.99/4,967.58
  6. Step 6: Final answer
    x = 5,093.15

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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.