Home / 2,946.54-4,063.86-2,591.70

Finding the Fourth Proportional to 2,946.54, 4,063.86 and 2,591.70

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Solution

The fourth proportional to 2,946.54, 4,063.86 and 2,591.70 is: 3,574.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.54 : 4,063.86 = 2,591.70 : x
  2. Step 2: Convert to fraction form
    2,946.54/4,063.86 = 2,591.70/x
  3. Step 3: Cross multiply
    2,946.54x = 4,063.86 × 2,591.70
  4. Step 4: Simplify right side
    2,946.54x = 10,532,305.96
  5. Step 5: Solve for x
    x = 10,532,305.96/2,946.54
  6. Step 6: Final answer
    x = 3,574.47

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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.