Home / 3,944.16-5,916.21-1,170.86

Finding the Fourth Proportional to 3,944.16, 5,916.21 and 1,170.86

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Solution

The fourth proportional to 3,944.16, 5,916.21 and 1,170.86 is: 1,756.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.16 : 5,916.21 = 1,170.86 : x
  2. Step 2: Convert to fraction form
    3,944.16/5,916.21 = 1,170.86/x
  3. Step 3: Cross multiply
    3,944.16x = 5,916.21 × 1,170.86
  4. Step 4: Simplify right side
    3,944.16x = 6,927,053.64
  5. Step 5: Solve for x
    x = 6,927,053.64/3,944.16
  6. Step 6: Final answer
    x = 1,756.28

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1.5x scale

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.