Home / 2,535.70-3,500.99-1,641.60

Finding the Fourth Proportional to 2,535.70, 3,500.99 and 1,641.60

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Solution

The fourth proportional to 2,535.70, 3,500.99 and 1,641.60 is: 2,266.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,535.70 : 3,500.99 = 1,641.60 : x
  2. Step 2: Convert to fraction form
    2,535.70/3,500.99 = 1,641.60/x
  3. Step 3: Cross multiply
    2,535.70x = 3,500.99 × 1,641.60
  4. Step 4: Simplify right side
    2,535.70x = 5,747,225.18
  5. Step 5: Solve for x
    x = 5,747,225.18/2,535.70
  6. Step 6: Final answer
    x = 2,266.52

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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.