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Finding the Fourth Proportional to 4,774.63, 6,589.04 and 2,650.20

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Solution

The fourth proportional to 4,774.63, 6,589.04 and 2,650.20 is: 3,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774.63 : 6,589.04 = 2,650.20 : x
  2. Step 2: Convert to fraction form
    4,774.63/6,589.04 = 2,650.20/x
  3. Step 3: Cross multiply
    4,774.63x = 6,589.04 × 2,650.20
  4. Step 4: Simplify right side
    4,774.63x = 17,462,273.81
  5. Step 5: Solve for x
    x = 17,462,273.81/4,774.63
  6. Step 6: Final answer
    x = 3,657.30

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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.