Home / 9,141.43-13,714.08-2,900.62

Finding the Fourth Proportional to 9,141.43, 13,714.08 and 2,900.62

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Solution

The fourth proportional to 9,141.43, 13,714.08 and 2,900.62 is: 4,351.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,141.43 : 13,714.08 = 2,900.62 : x
  2. Step 2: Convert to fraction form
    9,141.43/13,714.08 = 2,900.62/x
  3. Step 3: Cross multiply
    9,141.43x = 13,714.08 × 2,900.62
  4. Step 4: Simplify right side
    9,141.43x = 39,779,334.73
  5. Step 5: Solve for x
    x = 39,779,334.73/9,141.43
  6. Step 6: Final answer
    x = 4,351.54

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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.