Home / 4,144.86-5,720.55-2,656.35

Finding the Fourth Proportional to 4,144.86, 5,720.55 and 2,656.35

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Solution

The fourth proportional to 4,144.86, 5,720.55 and 2,656.35 is: 3,666.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,144.86 : 5,720.55 = 2,656.35 : x
  2. Step 2: Convert to fraction form
    4,144.86/5,720.55 = 2,656.35/x
  3. Step 3: Cross multiply
    4,144.86x = 5,720.55 × 2,656.35
  4. Step 4: Simplify right side
    4,144.86x = 15,195,782.99
  5. Step 5: Solve for x
    x = 15,195,782.99/4,144.86
  6. Step 6: Final answer
    x = 3,666.18

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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.