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Finding the Fourth Proportional to 4,763.55, 6,574.19 and 2,773.99

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Solution

The fourth proportional to 4,763.55, 6,574.19 and 2,773.99 is: 3,828.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,763.55 : 6,574.19 = 2,773.99 : x
  2. Step 2: Convert to fraction form
    4,763.55/6,574.19 = 2,773.99/x
  3. Step 3: Cross multiply
    4,763.55x = 6,574.19 × 2,773.99
  4. Step 4: Simplify right side
    4,763.55x = 18,236,707.01
  5. Step 5: Solve for x
    x = 18,236,707.01/4,763.55
  6. Step 6: Final answer
    x = 3,828.39

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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.