Home / 4,653.13-6,421.64-2,636.52

Finding the Fourth Proportional to 4,653.13, 6,421.64 and 2,636.52

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Solution

The fourth proportional to 4,653.13, 6,421.64 and 2,636.52 is: 3,638.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.13 : 6,421.64 = 2,636.52 : x
  2. Step 2: Convert to fraction form
    4,653.13/6,421.64 = 2,636.52/x
  3. Step 3: Cross multiply
    4,653.13x = 6,421.64 × 2,636.52
  4. Step 4: Simplify right side
    4,653.13x = 16,930,769.11
  5. Step 5: Solve for x
    x = 16,930,769.11/4,653.13
  6. Step 6: Final answer
    x = 3,638.58

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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.