Home / 4,708.26-7,063.32-1,421.64

Finding the Fourth Proportional to 4,708.26, 7,063.32 and 1,421.64

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Solution

The fourth proportional to 4,708.26, 7,063.32 and 1,421.64 is: 2,132.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,708.26 : 7,063.32 = 1,421.64 : x
  2. Step 2: Convert to fraction form
    4,708.26/7,063.32 = 1,421.64/x
  3. Step 3: Cross multiply
    4,708.26x = 7,063.32 × 1,421.64
  4. Step 4: Simplify right side
    4,708.26x = 10,041,498.24
  5. Step 5: Solve for x
    x = 10,041,498.24/4,708.26
  6. Step 6: Final answer
    x = 2,132.74

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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.