Home / 1,584.23-2,187.03-1,025.03

Finding the Fourth Proportional to 1,584.23, 2,187.03 and 1,025.03

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Solution

The fourth proportional to 1,584.23, 2,187.03 and 1,025.03 is: 1,415.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584.23 : 2,187.03 = 1,025.03 : x
  2. Step 2: Convert to fraction form
    1,584.23/2,187.03 = 1,025.03/x
  3. Step 3: Cross multiply
    1,584.23x = 2,187.03 × 1,025.03
  4. Step 4: Simplify right side
    1,584.23x = 2,241,771.36
  5. Step 5: Solve for x
    x = 2,241,771.36/1,584.23
  6. Step 6: Final answer
    x = 1,415.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.