Home / 4,654.12-6,422.52-2,558.20

Finding the Fourth Proportional to 4,654.12, 6,422.52 and 2,558.20

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Solution

The fourth proportional to 4,654.12, 6,422.52 and 2,558.20 is: 3,530.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,654.12 : 6,422.52 = 2,558.20 : x
  2. Step 2: Convert to fraction form
    4,654.12/6,422.52 = 2,558.20/x
  3. Step 3: Cross multiply
    4,654.12x = 6,422.52 × 2,558.20
  4. Step 4: Simplify right side
    4,654.12x = 16,430,090.66
  5. Step 5: Solve for x
    x = 16,430,090.66/4,654.12
  6. Step 6: Final answer
    x = 3,530.22

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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.