Home / 2,529.09-3,490.65-1,584.99

Finding the Fourth Proportional to 2,529.09, 3,490.65 and 1,584.99

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Solution

The fourth proportional to 2,529.09, 3,490.65 and 1,584.99 is: 2,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.09 : 3,490.65 = 1,584.99 : x
  2. Step 2: Convert to fraction form
    2,529.09/3,490.65 = 1,584.99/x
  3. Step 3: Cross multiply
    2,529.09x = 3,490.65 × 1,584.99
  4. Step 4: Simplify right side
    2,529.09x = 5,532,645.34
  5. Step 5: Solve for x
    x = 5,532,645.34/2,529.09
  6. Step 6: Final answer
    x = 2,187.60

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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.