Home / 7,034.25-9,708.48-4,239.75

Finding the Fourth Proportional to 7,034.25, 9,708.48 and 4,239.75

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Solution

The fourth proportional to 7,034.25, 9,708.48 and 4,239.75 is: 5,851.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,034.25 : 9,708.48 = 4,239.75 : x
  2. Step 2: Convert to fraction form
    7,034.25/9,708.48 = 4,239.75/x
  3. Step 3: Cross multiply
    7,034.25x = 9,708.48 × 4,239.75
  4. Step 4: Simplify right side
    7,034.25x = 41,161,528.08
  5. Step 5: Solve for x
    x = 41,161,528.08/7,034.25
  6. Step 6: Final answer
    x = 5,851.59

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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.