Home / 4,763.21-6,572.88-2,638.53

Finding the Fourth Proportional to 4,763.21, 6,572.88 and 2,638.53

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Solution

The fourth proportional to 4,763.21, 6,572.88 and 2,638.53 is: 3,640.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,763.21 : 6,572.88 = 2,638.53 : x
  2. Step 2: Convert to fraction form
    4,763.21/6,572.88 = 2,638.53/x
  3. Step 3: Cross multiply
    4,763.21x = 6,572.88 × 2,638.53
  4. Step 4: Simplify right side
    4,763.21x = 17,342,741.07
  5. Step 5: Solve for x
    x = 17,342,741.07/4,763.21
  6. Step 6: Final answer
    x = 3,640.98

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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.