Home / 1,693.07-2,336.10-946.94

Finding the Fourth Proportional to 1,693.07, 2,336.10 and 946.94

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Solution

The fourth proportional to 1,693.07, 2,336.10 and 946.94 is: 1,306.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693.07 : 2,336.10 = 946.94 : x
  2. Step 2: Convert to fraction form
    1,693.07/2,336.10 = 946.94/x
  3. Step 3: Cross multiply
    1,693.07x = 2,336.10 × 946.94
  4. Step 4: Simplify right side
    1,693.07x = 2,212,134.85
  5. Step 5: Solve for x
    x = 2,212,134.85/1,693.07
  6. Step 6: Final answer
    x = 1,306.59

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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.