Home / 2,259.23-3,390.05-1,437.89

Finding the Fourth Proportional to 2,259.23, 3,390.05 and 1,437.89

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Solution

The fourth proportional to 2,259.23, 3,390.05 and 1,437.89 is: 2,157.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.23 : 3,390.05 = 1,437.89 : x
  2. Step 2: Convert to fraction form
    2,259.23/3,390.05 = 1,437.89/x
  3. Step 3: Cross multiply
    2,259.23x = 3,390.05 × 1,437.89
  4. Step 4: Simplify right side
    2,259.23x = 4,874,505.64
  5. Step 5: Solve for x
    x = 4,874,505.64/2,259.23
  6. Step 6: Final answer
    x = 2,157.60

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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.