Home / 4,643.55-6,408.75-2,654.22

Finding the Fourth Proportional to 4,643.55, 6,408.75 and 2,654.22

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Solution

The fourth proportional to 4,643.55, 6,408.75 and 2,654.22 is: 3,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.55 : 6,408.75 = 2,654.22 : x
  2. Step 2: Convert to fraction form
    4,643.55/6,408.75 = 2,654.22/x
  3. Step 3: Cross multiply
    4,643.55x = 6,408.75 × 2,654.22
  4. Step 4: Simplify right side
    4,643.55x = 17,010,232.43
  5. Step 5: Solve for x
    x = 17,010,232.43/4,643.55
  6. Step 6: Final answer
    x = 3,663.20

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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.