Home / 4,643.28-6,408-2,654.46

Finding the Fourth Proportional to 4,643.28, 6,408 and 2,654.46

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Solution

The fourth proportional to 4,643.28, 6,408 and 2,654.46 is: 3,663.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.28 : 6,408 = 2,654.46 : x
  2. Step 2: Convert to fraction form
    4,643.28/6,408 = 2,654.46/x
  3. Step 3: Cross multiply
    4,643.28x = 6,408 × 2,654.46
  4. Step 4: Simplify right side
    4,643.28x = 17,009,779.68
  5. Step 5: Solve for x
    x = 17,009,779.68/4,643.28
  6. Step 6: Final answer
    x = 3,663.31

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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.