Home / 5,161.32-7,106.99-4,261.68

Finding the Fourth Proportional to 5,161.32, 7,106.99 and 4,261.68

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Solution

The fourth proportional to 5,161.32, 7,106.99 and 4,261.68 is: 5,868.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161.32 : 7,106.99 = 4,261.68 : x
  2. Step 2: Convert to fraction form
    5,161.32/7,106.99 = 4,261.68/x
  3. Step 3: Cross multiply
    5,161.32x = 7,106.99 × 4,261.68
  4. Step 4: Simplify right side
    5,161.32x = 30,287,695.83
  5. Step 5: Solve for x
    x = 30,287,695.83/5,161.32
  6. Step 6: Final answer
    x = 5,868.21

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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.