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Finding the Fourth Proportional to 4,745.63, 6,549.02 and 2,621.22

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Solution

The fourth proportional to 4,745.63, 6,549.02 and 2,621.22 is: 3,617.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.63 : 6,549.02 = 2,621.22 : x
  2. Step 2: Convert to fraction form
    4,745.63/6,549.02 = 2,621.22/x
  3. Step 3: Cross multiply
    4,745.63x = 6,549.02 × 2,621.22
  4. Step 4: Simplify right side
    4,745.63x = 17,166,412.38
  5. Step 5: Solve for x
    x = 17,166,412.38/4,745.63
  6. Step 6: Final answer
    x = 3,617.31

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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.