Home / 1,660.02-2,285.82-1,623.57

Finding the Fourth Proportional to 1,660.02, 2,285.82 and 1,623.57

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Solution

The fourth proportional to 1,660.02, 2,285.82 and 1,623.57 is: 2,235.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660.02 : 2,285.82 = 1,623.57 : x
  2. Step 2: Convert to fraction form
    1,660.02/2,285.82 = 1,623.57/x
  3. Step 3: Cross multiply
    1,660.02x = 2,285.82 × 1,623.57
  4. Step 4: Simplify right side
    1,660.02x = 3,711,188.78
  5. Step 5: Solve for x
    x = 3,711,188.78/1,660.02
  6. Step 6: Final answer
    x = 2,235.63

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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.