Home / 2,173.26-3,259.91-1,437.58

Finding the Fourth Proportional to 2,173.26, 3,259.91 and 1,437.58

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Solution

The fourth proportional to 2,173.26, 3,259.91 and 1,437.58 is: 2,156.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173.26 : 3,259.91 = 1,437.58 : x
  2. Step 2: Convert to fraction form
    2,173.26/3,259.91 = 1,437.58/x
  3. Step 3: Cross multiply
    2,173.26x = 3,259.91 × 1,437.58
  4. Step 4: Simplify right side
    2,173.26x = 4,686,365.12
  5. Step 5: Solve for x
    x = 4,686,365.12/2,173.26
  6. Step 6: Final answer
    x = 2,156.38

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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.