Home / 2,966.02-4,450.81-1,186.76

Finding the Fourth Proportional to 2,966.02, 4,450.81 and 1,186.76

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Solution

The fourth proportional to 2,966.02, 4,450.81 and 1,186.76 is: 1,780.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.02 : 4,450.81 = 1,186.76 : x
  2. Step 2: Convert to fraction form
    2,966.02/4,450.81 = 1,186.76/x
  3. Step 3: Cross multiply
    2,966.02x = 4,450.81 × 1,186.76
  4. Step 4: Simplify right side
    2,966.02x = 5,282,043.28
  5. Step 5: Solve for x
    x = 5,282,043.28/2,966.02
  6. Step 6: Final answer
    x = 1,780.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.