Home / 2,984.60-4,118.52-1,725.08

Finding the Fourth Proportional to 2,984.60, 4,118.52 and 1,725.08

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Solution

The fourth proportional to 2,984.60, 4,118.52 and 1,725.08 is: 2,380.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.60 : 4,118.52 = 1,725.08 : x
  2. Step 2: Convert to fraction form
    2,984.60/4,118.52 = 1,725.08/x
  3. Step 3: Cross multiply
    2,984.60x = 4,118.52 × 1,725.08
  4. Step 4: Simplify right side
    2,984.60x = 7,104,776.48
  5. Step 5: Solve for x
    x = 7,104,776.48/2,984.60
  6. Step 6: Final answer
    x = 2,380.48

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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.