Home / 3,386.16-5,079.18-1,741.86

Finding the Fourth Proportional to 3,386.16, 5,079.18 and 1,741.86

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Solution

The fourth proportional to 3,386.16, 5,079.18 and 1,741.86 is: 2,612.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.16 : 5,079.18 = 1,741.86 : x
  2. Step 2: Convert to fraction form
    3,386.16/5,079.18 = 1,741.86/x
  3. Step 3: Cross multiply
    3,386.16x = 5,079.18 × 1,741.86
  4. Step 4: Simplify right side
    3,386.16x = 8,847,220.47
  5. Step 5: Solve for x
    x = 8,847,220.47/3,386.16
  6. Step 6: Final answer
    x = 2,612.76

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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.