Home / 9,537.06-13,161.09-5,345.34

Finding the Fourth Proportional to 9,537.06, 13,161.09 and 5,345.34

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Solution

The fourth proportional to 9,537.06, 13,161.09 and 5,345.34 is: 7,376.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,537.06 : 13,161.09 = 5,345.34 : x
  2. Step 2: Convert to fraction form
    9,537.06/13,161.09 = 5,345.34/x
  3. Step 3: Cross multiply
    9,537.06x = 13,161.09 × 5,345.34
  4. Step 4: Simplify right side
    9,537.06x = 70,350,500.82
  5. Step 5: Solve for x
    x = 70,350,500.82/9,537.06
  6. Step 6: Final answer
    x = 7,376.54

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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.