Home / 1,774.40-2,441.22-1,725.80

Finding the Fourth Proportional to 1,774.40, 2,441.22 and 1,725.80

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Solution

The fourth proportional to 1,774.40, 2,441.22 and 1,725.80 is: 2,374.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774.40 : 2,441.22 = 1,725.80 : x
  2. Step 2: Convert to fraction form
    1,774.40/2,441.22 = 1,725.80/x
  3. Step 3: Cross multiply
    1,774.40x = 2,441.22 × 1,725.80
  4. Step 4: Simplify right side
    1,774.40x = 4,213,057.48
  5. Step 5: Solve for x
    x = 4,213,057.48/1,774.40
  6. Step 6: Final answer
    x = 2,374.36

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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.