Home / 4,117.86-5,670.68-3,579.26

Finding the Fourth Proportional to 4,117.86, 5,670.68 and 3,579.26

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Solution

The fourth proportional to 4,117.86, 5,670.68 and 3,579.26 is: 4,928.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.86 : 5,670.68 = 3,579.26 : x
  2. Step 2: Convert to fraction form
    4,117.86/5,670.68 = 3,579.26/x
  3. Step 3: Cross multiply
    4,117.86x = 5,670.68 × 3,579.26
  4. Step 4: Simplify right side
    4,117.86x = 20,296,838.10
  5. Step 5: Solve for x
    x = 20,296,838.10/4,117.86
  6. Step 6: Final answer
    x = 4,928.98

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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.