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Finding the Fourth Proportional to 4,752.76, 6,558.60 and 2,763.30

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Solution

The fourth proportional to 4,752.76, 6,558.60 and 2,763.30 is: 3,813.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752.76 : 6,558.60 = 2,763.30 : x
  2. Step 2: Convert to fraction form
    4,752.76/6,558.60 = 2,763.30/x
  3. Step 3: Cross multiply
    4,752.76x = 6,558.60 × 2,763.30
  4. Step 4: Simplify right side
    4,752.76x = 18,123,379.38
  5. Step 5: Solve for x
    x = 18,123,379.38/4,752.76
  6. Step 6: Final answer
    x = 3,813.23

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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.