Home / 2,960.70-4,085.57-1,701.45

Finding the Fourth Proportional to 2,960.70, 4,085.57 and 1,701.45

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Solution

The fourth proportional to 2,960.70, 4,085.57 and 1,701.45 is: 2,347.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.70 : 4,085.57 = 1,701.45 : x
  2. Step 2: Convert to fraction form
    2,960.70/4,085.57 = 1,701.45/x
  3. Step 3: Cross multiply
    2,960.70x = 4,085.57 × 1,701.45
  4. Step 4: Simplify right side
    2,960.70x = 6,951,393.08
  5. Step 5: Solve for x
    x = 6,951,393.08/2,960.70
  6. Step 6: Final answer
    x = 2,347.89

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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.