Home / 2,535.36-3,781.46-2,491.60

Finding the Fourth Proportional to 2,535.36, 3,781.46 and 2,491.60

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Solution

The fourth proportional to 2,535.36, 3,781.46 and 2,491.60 is: 3,716.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,535.36 : 3,781.46 = 2,491.60 : x
  2. Step 2: Convert to fraction form
    2,535.36/3,781.46 = 2,491.60/x
  3. Step 3: Cross multiply
    2,535.36x = 3,781.46 × 2,491.60
  4. Step 4: Simplify right side
    2,535.36x = 9,421,885.74
  5. Step 5: Solve for x
    x = 9,421,885.74/2,535.36
  6. Step 6: Final answer
    x = 3,716.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.