Home / 2,953.88-4,076.54-1,627.59

Finding the Fourth Proportional to 2,953.88, 4,076.54 and 1,627.59

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Solution

The fourth proportional to 2,953.88, 4,076.54 and 1,627.59 is: 2,246.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.88 : 4,076.54 = 1,627.59 : x
  2. Step 2: Convert to fraction form
    2,953.88/4,076.54 = 1,627.59/x
  3. Step 3: Cross multiply
    2,953.88x = 4,076.54 × 1,627.59
  4. Step 4: Simplify right side
    2,953.88x = 6,634,939.81
  5. Step 5: Solve for x
    x = 6,634,939.81/2,953.88
  6. Step 6: Final answer
    x = 2,246.18

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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.