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Finding the Fourth Proportional to 3,600.64, 4,968.52 and 2,656.95

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Solution

The fourth proportional to 3,600.64, 4,968.52 and 2,656.95 is: 3,666.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.64 : 4,968.52 = 2,656.95 : x
  2. Step 2: Convert to fraction form
    3,600.64/4,968.52 = 2,656.95/x
  3. Step 3: Cross multiply
    3,600.64x = 4,968.52 × 2,656.95
  4. Step 4: Simplify right side
    3,600.64x = 13,201,109.21
  5. Step 5: Solve for x
    x = 13,201,109.21/3,600.64
  6. Step 6: Final answer
    x = 3,666.32

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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.