Home / 3,612.42-5,419.36-2,053.16

Finding the Fourth Proportional to 3,612.42, 5,419.36 and 2,053.16

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Solution

The fourth proportional to 3,612.42, 5,419.36 and 2,053.16 is: 3,080.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612.42 : 5,419.36 = 2,053.16 : x
  2. Step 2: Convert to fraction form
    3,612.42/5,419.36 = 2,053.16/x
  3. Step 3: Cross multiply
    3,612.42x = 5,419.36 × 2,053.16
  4. Step 4: Simplify right side
    3,612.42x = 11,126,813.18
  5. Step 5: Solve for x
    x = 11,126,813.18/3,612.42
  6. Step 6: Final answer
    x = 3,080.15

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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.