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Finding the Fourth Proportional to 4,503.11, 6,746.22 and 2,648.68

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Solution

The fourth proportional to 4,503.11, 6,746.22 and 2,648.68 is: 3,968.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,503.11 : 6,746.22 = 2,648.68 : x
  2. Step 2: Convert to fraction form
    4,503.11/6,746.22 = 2,648.68/x
  3. Step 3: Cross multiply
    4,503.11x = 6,746.22 × 2,648.68
  4. Step 4: Simplify right side
    4,503.11x = 17,868,561.12
  5. Step 5: Solve for x
    x = 17,868,561.12/4,503.11
  6. Step 6: Final answer
    x = 3,968.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.