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Finding the Fourth Proportional to 3,495.06, 4,822.20 and 3,052.08

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Solution

The fourth proportional to 3,495.06, 4,822.20 and 3,052.08 is: 4,211.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.06 : 4,822.20 = 3,052.08 : x
  2. Step 2: Convert to fraction form
    3,495.06/4,822.20 = 3,052.08/x
  3. Step 3: Cross multiply
    3,495.06x = 4,822.20 × 3,052.08
  4. Step 4: Simplify right side
    3,495.06x = 14,717,740.18
  5. Step 5: Solve for x
    x = 14,717,740.18/3,495.06
  6. Step 6: Final answer
    x = 4,211.01

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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.