Home / 4,653.60-6,422.16-2,664.40

Finding the Fourth Proportional to 4,653.60, 6,422.16 and 2,664.40

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Solution

The fourth proportional to 4,653.60, 6,422.16 and 2,664.40 is: 3,676.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.60 : 6,422.16 = 2,664.40 : x
  2. Step 2: Convert to fraction form
    4,653.60/6,422.16 = 2,664.40/x
  3. Step 3: Cross multiply
    4,653.60x = 6,422.16 × 2,664.40
  4. Step 4: Simplify right side
    4,653.60x = 17,111,203.10
  5. Step 5: Solve for x
    x = 17,111,203.10/4,653.60
  6. Step 6: Final answer
    x = 3,676.98

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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.