Home / 7,032.07-9,704.37-3,888.06

Finding the Fourth Proportional to 7,032.07, 9,704.37 and 3,888.06

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Solution

The fourth proportional to 7,032.07, 9,704.37 and 3,888.06 is: 5,365.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,032.07 : 9,704.37 = 3,888.06 : x
  2. Step 2: Convert to fraction form
    7,032.07/9,704.37 = 3,888.06/x
  3. Step 3: Cross multiply
    7,032.07x = 9,704.37 × 3,888.06
  4. Step 4: Simplify right side
    7,032.07x = 37,731,172.82
  5. Step 5: Solve for x
    x = 37,731,172.82/7,032.07
  6. Step 6: Final answer
    x = 5,365.59

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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.