Home / 7,340.42-11,011.26-2,146.34

Finding the Fourth Proportional to 7,340.42, 11,011.26 and 2,146.34

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Solution

The fourth proportional to 7,340.42, 11,011.26 and 2,146.34 is: 3,219.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.42 : 11,011.26 = 2,146.34 : x
  2. Step 2: Convert to fraction form
    7,340.42/11,011.26 = 2,146.34/x
  3. Step 3: Cross multiply
    7,340.42x = 11,011.26 × 2,146.34
  4. Step 4: Simplify right side
    7,340.42x = 23,633,907.79
  5. Step 5: Solve for x
    x = 23,633,907.79/7,340.42
  6. Step 6: Final answer
    x = 3,219.69

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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.