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Finding the Fourth Proportional to 3,503.40, 4,822.02 and 3,301.80

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Solution

The fourth proportional to 3,503.40, 4,822.02 and 3,301.80 is: 4,544.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503.40 : 4,822.02 = 3,301.80 : x
  2. Step 2: Convert to fraction form
    3,503.40/4,822.02 = 3,301.80/x
  3. Step 3: Cross multiply
    3,503.40x = 4,822.02 × 3,301.80
  4. Step 4: Simplify right side
    3,503.40x = 15,921,345.64
  5. Step 5: Solve for x
    x = 15,921,345.64/3,503.40
  6. Step 6: Final answer
    x = 4,544.54

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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.