Home / 9,400.07-12,972.23-5,151.06

Finding the Fourth Proportional to 9,400.07, 12,972.23 and 5,151.06

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Solution

The fourth proportional to 9,400.07, 12,972.23 and 5,151.06 is: 7,108.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,400.07 : 12,972.23 = 5,151.06 : x
  2. Step 2: Convert to fraction form
    9,400.07/12,972.23 = 5,151.06/x
  3. Step 3: Cross multiply
    9,400.07x = 12,972.23 × 5,151.06
  4. Step 4: Simplify right side
    9,400.07x = 66,820,709.31
  5. Step 5: Solve for x
    x = 66,820,709.31/9,400.07
  6. Step 6: Final answer
    x = 7,108.54

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.