Home / 4,654.08-6,422.34-2,558.20

Finding the Fourth Proportional to 4,654.08, 6,422.34 and 2,558.20

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Solution

The fourth proportional to 4,654.08, 6,422.34 and 2,558.20 is: 3,530.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,654.08 : 6,422.34 = 2,558.20 : x
  2. Step 2: Convert to fraction form
    4,654.08/6,422.34 = 2,558.20/x
  3. Step 3: Cross multiply
    4,654.08x = 6,422.34 × 2,558.20
  4. Step 4: Simplify right side
    4,654.08x = 16,429,630.19
  5. Step 5: Solve for x
    x = 16,429,630.19/4,654.08
  6. Step 6: Final answer
    x = 3,530.16

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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.