Home / 7,032.70-9,708.28-4,481.56

Finding the Fourth Proportional to 7,032.70, 9,708.28 and 4,481.56

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Solution

The fourth proportional to 7,032.70, 9,708.28 and 4,481.56 is: 6,186.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,032.70 : 9,708.28 = 4,481.56 : x
  2. Step 2: Convert to fraction form
    7,032.70/9,708.28 = 4,481.56/x
  3. Step 3: Cross multiply
    7,032.70x = 9,708.28 × 4,481.56
  4. Step 4: Simplify right side
    7,032.70x = 43,508,239.32
  5. Step 5: Solve for x
    x = 43,508,239.32/7,032.70
  6. Step 6: Final answer
    x = 6,186.56

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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.