Home / 2,960.17-4,084.58-1,966.91

Finding the Fourth Proportional to 2,960.17, 4,084.58 and 1,966.91

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Solution

The fourth proportional to 2,960.17, 4,084.58 and 1,966.91 is: 2,714.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.17 : 4,084.58 = 1,966.91 : x
  2. Step 2: Convert to fraction form
    2,960.17/4,084.58 = 1,966.91/x
  3. Step 3: Cross multiply
    2,960.17x = 4,084.58 × 1,966.91
  4. Step 4: Simplify right side
    2,960.17x = 8,033,985.74
  5. Step 5: Solve for x
    x = 8,033,985.74/2,960.17
  6. Step 6: Final answer
    x = 2,714.03

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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.