Home / 4,720.37-6,514.43-3,124.26

Finding the Fourth Proportional to 4,720.37, 6,514.43 and 3,124.26

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Solution

The fourth proportional to 4,720.37, 6,514.43 and 3,124.26 is: 4,311.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.37 : 6,514.43 = 3,124.26 : x
  2. Step 2: Convert to fraction form
    4,720.37/6,514.43 = 3,124.26/x
  3. Step 3: Cross multiply
    4,720.37x = 6,514.43 × 3,124.26
  4. Step 4: Simplify right side
    4,720.37x = 20,352,757.45
  5. Step 5: Solve for x
    x = 20,352,757.45/4,720.37
  6. Step 6: Final answer
    x = 4,311.69

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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.