Home / 1,933.23-2,900.10-634.26

Finding the Fourth Proportional to 1,933.23, 2,900.10 and 634.26

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Solution

The fourth proportional to 1,933.23, 2,900.10 and 634.26 is: 951.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.23 : 2,900.10 = 634.26 : x
  2. Step 2: Convert to fraction form
    1,933.23/2,900.10 = 634.26/x
  3. Step 3: Cross multiply
    1,933.23x = 2,900.10 × 634.26
  4. Step 4: Simplify right side
    1,933.23x = 1,839,417.43
  5. Step 5: Solve for x
    x = 1,839,417.43/1,933.23
  6. Step 6: Final answer
    x = 951.47

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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.