Home / 3,725.63-5,589.66-1,875.80

Finding the Fourth Proportional to 3,725.63, 5,589.66 and 1,875.80

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Solution

The fourth proportional to 3,725.63, 5,589.66 and 1,875.80 is: 2,814.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.63 : 5,589.66 = 1,875.80 : x
  2. Step 2: Convert to fraction form
    3,725.63/5,589.66 = 1,875.80/x
  3. Step 3: Cross multiply
    3,725.63x = 5,589.66 × 1,875.80
  4. Step 4: Simplify right side
    3,725.63x = 10,485,063.31
  5. Step 5: Solve for x
    x = 10,485,063.31/3,725.63
  6. Step 6: Final answer
    x = 2,814.30

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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.