Home / 9,354.89-14,032.31-2,781.06

Finding the Fourth Proportional to 9,354.89, 14,032.31 and 2,781.06

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Solution

The fourth proportional to 9,354.89, 14,032.31 and 2,781.06 is: 4,171.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.89 : 14,032.31 = 2,781.06 : x
  2. Step 2: Convert to fraction form
    9,354.89/14,032.31 = 2,781.06/x
  3. Step 3: Cross multiply
    9,354.89x = 14,032.31 × 2,781.06
  4. Step 4: Simplify right side
    9,354.89x = 39,024,682.14
  5. Step 5: Solve for x
    x = 39,024,682.14/9,354.89
  6. Step 6: Final answer
    x = 4,171.58

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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.