Home / 4,961.68-6,847.32-2,971.84

Finding the Fourth Proportional to 4,961.68, 6,847.32 and 2,971.84

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Solution

The fourth proportional to 4,961.68, 6,847.32 and 2,971.84 is: 4,101.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.68 : 6,847.32 = 2,971.84 : x
  2. Step 2: Convert to fraction form
    4,961.68/6,847.32 = 2,971.84/x
  3. Step 3: Cross multiply
    4,961.68x = 6,847.32 × 2,971.84
  4. Step 4: Simplify right side
    4,961.68x = 20,349,139.47
  5. Step 5: Solve for x
    x = 20,349,139.47/4,961.68
  6. Step 6: Final answer
    x = 4,101.26

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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.