Home / 4,178.64-6,292.37-3,090.68

Finding the Fourth Proportional to 4,178.64, 6,292.37 and 3,090.68

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Solution

The fourth proportional to 4,178.64, 6,292.37 and 3,090.68 is: 4,654.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.64 : 6,292.37 = 3,090.68 : x
  2. Step 2: Convert to fraction form
    4,178.64/6,292.37 = 3,090.68/x
  3. Step 3: Cross multiply
    4,178.64x = 6,292.37 × 3,090.68
  4. Step 4: Simplify right side
    4,178.64x = 19,447,702.11
  5. Step 5: Solve for x
    x = 19,447,702.11/4,178.64
  6. Step 6: Final answer
    x = 4,654.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.