Home / 3,725.49-5,579.72-1,779.06

Finding the Fourth Proportional to 3,725.49, 5,579.72 and 1,779.06

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Solution

The fourth proportional to 3,725.49, 5,579.72 and 1,779.06 is: 2,664.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.49 : 5,579.72 = 1,779.06 : x
  2. Step 2: Convert to fraction form
    3,725.49/5,579.72 = 1,779.06/x
  3. Step 3: Cross multiply
    3,725.49x = 5,579.72 × 1,779.06
  4. Step 4: Simplify right side
    3,725.49x = 9,926,656.66
  5. Step 5: Solve for x
    x = 9,926,656.66/3,725.49
  6. Step 6: Final answer
    x = 2,664.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.