Home / 4,190.80-5,783.43-2,302.50

Finding the Fourth Proportional to 4,190.80, 5,783.43 and 2,302.50

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Solution

The fourth proportional to 4,190.80, 5,783.43 and 2,302.50 is: 3,177.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.80 : 5,783.43 = 2,302.50 : x
  2. Step 2: Convert to fraction form
    4,190.80/5,783.43 = 2,302.50/x
  3. Step 3: Cross multiply
    4,190.80x = 5,783.43 × 2,302.50
  4. Step 4: Simplify right side
    4,190.80x = 13,316,377.90
  5. Step 5: Solve for x
    x = 13,316,377.90/4,190.80
  6. Step 6: Final answer
    x = 3,177.52

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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.