Home / 7,440.21-10,267.62-4,083.34

Finding the Fourth Proportional to 7,440.21, 10,267.62 and 4,083.34

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Solution

The fourth proportional to 7,440.21, 10,267.62 and 4,083.34 is: 5,635.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.21 : 10,267.62 = 4,083.34 : x
  2. Step 2: Convert to fraction form
    7,440.21/10,267.62 = 4,083.34/x
  3. Step 3: Cross multiply
    7,440.21x = 10,267.62 × 4,083.34
  4. Step 4: Simplify right side
    7,440.21x = 41,926,142.47
  5. Step 5: Solve for x
    x = 41,926,142.47/7,440.21
  6. Step 6: Final answer
    x = 5,635.08

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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.