Home / 4,990.10-7,475.42-3,037.46

Finding the Fourth Proportional to 4,990.10, 7,475.42 and 3,037.46

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Solution

The fourth proportional to 4,990.10, 7,475.42 and 3,037.46 is: 4,550.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990.10 : 7,475.42 = 3,037.46 : x
  2. Step 2: Convert to fraction form
    4,990.10/7,475.42 = 3,037.46/x
  3. Step 3: Cross multiply
    4,990.10x = 7,475.42 × 3,037.46
  4. Step 4: Simplify right side
    4,990.10x = 22,706,289.23
  5. Step 5: Solve for x
    x = 22,706,289.23/4,990.10
  6. Step 6: Final answer
    x = 4,550.27

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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.