Home / 7,035.06-9,708.36-4,049.81

Finding the Fourth Proportional to 7,035.06, 9,708.36 and 4,049.81

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Solution

The fourth proportional to 7,035.06, 9,708.36 and 4,049.81 is: 5,588.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,035.06 : 9,708.36 = 4,049.81 : x
  2. Step 2: Convert to fraction form
    7,035.06/9,708.36 = 4,049.81/x
  3. Step 3: Cross multiply
    7,035.06x = 9,708.36 × 4,049.81
  4. Step 4: Simplify right side
    7,035.06x = 39,316,964.87
  5. Step 5: Solve for x
    x = 39,316,964.87/7,035.06
  6. Step 6: Final answer
    x = 5,588.72

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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.