Home / 2,700.54-4,037.04-2,000.70

Finding the Fourth Proportional to 2,700.54, 4,037.04 and 2,000.70

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Solution

The fourth proportional to 2,700.54, 4,037.04 and 2,000.70 is: 2,990.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700.54 : 4,037.04 = 2,000.70 : x
  2. Step 2: Convert to fraction form
    2,700.54/4,037.04 = 2,000.70/x
  3. Step 3: Cross multiply
    2,700.54x = 4,037.04 × 2,000.70
  4. Step 4: Simplify right side
    2,700.54x = 8,076,905.93
  5. Step 5: Solve for x
    x = 8,076,905.93/2,700.54
  6. Step 6: Final answer
    x = 2,990.85

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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.