Home / 4,117.40-6,176.61-1,343.34

Finding the Fourth Proportional to 4,117.40, 6,176.61 and 1,343.34

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Solution

The fourth proportional to 4,117.40, 6,176.61 and 1,343.34 is: 2,015.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.40 : 6,176.61 = 1,343.34 : x
  2. Step 2: Convert to fraction form
    4,117.40/6,176.61 = 1,343.34/x
  3. Step 3: Cross multiply
    4,117.40x = 6,176.61 × 1,343.34
  4. Step 4: Simplify right side
    4,117.40x = 8,297,287.28
  5. Step 5: Solve for x
    x = 8,297,287.28/4,117.40
  6. Step 6: Final answer
    x = 2,015.18

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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.