Home / 2,635.10-3,933.42-2,430.98

Finding the Fourth Proportional to 2,635.10, 3,933.42 and 2,430.98

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Solution

The fourth proportional to 2,635.10, 3,933.42 and 2,430.98 is: 3,628.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635.10 : 3,933.42 = 2,430.98 : x
  2. Step 2: Convert to fraction form
    2,635.10/3,933.42 = 2,430.98/x
  3. Step 3: Cross multiply
    2,635.10x = 3,933.42 × 2,430.98
  4. Step 4: Simplify right side
    2,635.10x = 9,562,045.68
  5. Step 5: Solve for x
    x = 9,562,045.68/2,635.10
  6. Step 6: Final answer
    x = 3,628.73

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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.