Home / 1,996.02-2,754.45-1,156.74

Finding the Fourth Proportional to 1,996.02, 2,754.45 and 1,156.74

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Solution

The fourth proportional to 1,996.02, 2,754.45 and 1,156.74 is: 1,596.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996.02 : 2,754.45 = 1,156.74 : x
  2. Step 2: Convert to fraction form
    1,996.02/2,754.45 = 1,156.74/x
  3. Step 3: Cross multiply
    1,996.02x = 2,754.45 × 1,156.74
  4. Step 4: Simplify right side
    1,996.02x = 3,186,182.49
  5. Step 5: Solve for x
    x = 3,186,182.49/1,996.02
  6. Step 6: Final answer
    x = 1,596.27

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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.