Home / 7,406.43-11,108.79-2,966.01

Finding the Fourth Proportional to 7,406.43, 11,108.79 and 2,966.01

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Solution

The fourth proportional to 7,406.43, 11,108.79 and 2,966.01 is: 4,448.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406.43 : 11,108.79 = 2,966.01 : x
  2. Step 2: Convert to fraction form
    7,406.43/11,108.79 = 2,966.01/x
  3. Step 3: Cross multiply
    7,406.43x = 11,108.79 × 2,966.01
  4. Step 4: Simplify right side
    7,406.43x = 32,948,782.23
  5. Step 5: Solve for x
    x = 32,948,782.23/7,406.43
  6. Step 6: Final answer
    x = 4,448.67

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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.