Home / 3,005.26-4,507.89-1,250.23

Finding the Fourth Proportional to 3,005.26, 4,507.89 and 1,250.23

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Solution

The fourth proportional to 3,005.26, 4,507.89 and 1,250.23 is: 1,875.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.26 : 4,507.89 = 1,250.23 : x
  2. Step 2: Convert to fraction form
    3,005.26/4,507.89 = 1,250.23/x
  3. Step 3: Cross multiply
    3,005.26x = 4,507.89 × 1,250.23
  4. Step 4: Simplify right side
    3,005.26x = 5,635,918.09
  5. Step 5: Solve for x
    x = 5,635,918.09/3,005.26
  6. Step 6: Final answer
    x = 1,875.35

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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.