Home / 4,708.21-7,062.37-1,421.33

Finding the Fourth Proportional to 4,708.21, 7,062.37 and 1,421.33

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Solution

The fourth proportional to 4,708.21, 7,062.37 and 1,421.33 is: 2,132.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,708.21 : 7,062.37 = 1,421.33 : x
  2. Step 2: Convert to fraction form
    4,708.21/7,062.37 = 1,421.33/x
  3. Step 3: Cross multiply
    4,708.21x = 7,062.37 × 1,421.33
  4. Step 4: Simplify right side
    4,708.21x = 10,037,951.25
  5. Step 5: Solve for x
    x = 10,037,951.25/4,708.21
  6. Step 6: Final answer
    x = 2,132.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.