Home / 4,191.88-5,784.77-2,303.48

Finding the Fourth Proportional to 4,191.88, 5,784.77 and 2,303.48

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Solution

The fourth proportional to 4,191.88, 5,784.77 and 2,303.48 is: 3,178.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.88 : 5,784.77 = 2,303.48 : x
  2. Step 2: Convert to fraction form
    4,191.88/5,784.77 = 2,303.48/x
  3. Step 3: Cross multiply
    4,191.88x = 5,784.77 × 2,303.48
  4. Step 4: Simplify right side
    4,191.88x = 13,325,090.48
  5. Step 5: Solve for x
    x = 13,325,090.48/4,191.88
  6. Step 6: Final answer
    x = 3,178.79

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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.