Home / 8,370.44-11,522.21-7,235.58

Finding the Fourth Proportional to 8,370.44, 11,522.21 and 7,235.58

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Solution

The fourth proportional to 8,370.44, 11,522.21 and 7,235.58 is: 9,960.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370.44 : 11,522.21 = 7,235.58 : x
  2. Step 2: Convert to fraction form
    8,370.44/11,522.21 = 7,235.58/x
  3. Step 3: Cross multiply
    8,370.44x = 11,522.21 × 7,235.58
  4. Step 4: Simplify right side
    8,370.44x = 83,369,836.05
  5. Step 5: Solve for x
    x = 83,369,836.05/8,370.44
  6. Step 6: Final answer
    x = 9,960.04

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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.