Home / 3,098.81-4,276.36-1,701.56

Finding the Fourth Proportional to 3,098.81, 4,276.36 and 1,701.56

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Solution

The fourth proportional to 3,098.81, 4,276.36 and 1,701.56 is: 2,348.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.81 : 4,276.36 = 1,701.56 : x
  2. Step 2: Convert to fraction form
    3,098.81/4,276.36 = 1,701.56/x
  3. Step 3: Cross multiply
    3,098.81x = 4,276.36 × 1,701.56
  4. Step 4: Simplify right side
    3,098.81x = 7,276,495.94
  5. Step 5: Solve for x
    x = 7,276,495.94/3,098.81
  6. Step 6: Final answer
    x = 2,348.16

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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.