Home / 3,037.28-4,191.96-2,898.77

Finding the Fourth Proportional to 3,037.28, 4,191.96 and 2,898.77

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Solution

The fourth proportional to 3,037.28, 4,191.96 and 2,898.77 is: 4,000.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.28 : 4,191.96 = 2,898.77 : x
  2. Step 2: Convert to fraction form
    3,037.28/4,191.96 = 2,898.77/x
  3. Step 3: Cross multiply
    3,037.28x = 4,191.96 × 2,898.77
  4. Step 4: Simplify right side
    3,037.28x = 12,151,506.93
  5. Step 5: Solve for x
    x = 12,151,506.93/3,037.28
  6. Step 6: Final answer
    x = 4,000.79

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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.