Home / 2,619.60-3,925.44-1,752.36

Finding the Fourth Proportional to 2,619.60, 3,925.44 and 1,752.36

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Solution

The fourth proportional to 2,619.60, 3,925.44 and 1,752.36 is: 2,625.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619.60 : 3,925.44 = 1,752.36 : x
  2. Step 2: Convert to fraction form
    2,619.60/3,925.44 = 1,752.36/x
  3. Step 3: Cross multiply
    2,619.60x = 3,925.44 × 1,752.36
  4. Step 4: Simplify right side
    2,619.60x = 6,878,784.04
  5. Step 5: Solve for x
    x = 6,878,784.04/2,619.60
  6. Step 6: Final answer
    x = 2,625.89

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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.