Home / 2,966.48-4,093.53-1,640.17

Finding the Fourth Proportional to 2,966.48, 4,093.53 and 1,640.17

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Solution

The fourth proportional to 2,966.48, 4,093.53 and 1,640.17 is: 2,263.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.48 : 4,093.53 = 1,640.17 : x
  2. Step 2: Convert to fraction form
    2,966.48/4,093.53 = 1,640.17/x
  3. Step 3: Cross multiply
    2,966.48x = 4,093.53 × 1,640.17
  4. Step 4: Simplify right side
    2,966.48x = 6,714,064.63
  5. Step 5: Solve for x
    x = 6,714,064.63/2,966.48
  6. Step 6: Final answer
    x = 2,263.31

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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.