Home / 1,877.88-2,592.08-1,179.25

Finding the Fourth Proportional to 1,877.88, 2,592.08 and 1,179.25

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Solution

The fourth proportional to 1,877.88, 2,592.08 and 1,179.25 is: 1,627.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877.88 : 2,592.08 = 1,179.25 : x
  2. Step 2: Convert to fraction form
    1,877.88/2,592.08 = 1,179.25/x
  3. Step 3: Cross multiply
    1,877.88x = 2,592.08 × 1,179.25
  4. Step 4: Simplify right side
    1,877.88x = 3,056,710.34
  5. Step 5: Solve for x
    x = 3,056,710.34/1,877.88
  6. Step 6: Final answer
    x = 1,627.75

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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.