Home / 4,702.25-7,056.52-2,105.19

Finding the Fourth Proportional to 4,702.25, 7,056.52 and 2,105.19

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Solution

The fourth proportional to 4,702.25, 7,056.52 and 2,105.19 is: 3,159.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.25 : 7,056.52 = 2,105.19 : x
  2. Step 2: Convert to fraction form
    4,702.25/7,056.52 = 2,105.19/x
  3. Step 3: Cross multiply
    4,702.25x = 7,056.52 × 2,105.19
  4. Step 4: Simplify right side
    4,702.25x = 14,855,310.08
  5. Step 5: Solve for x
    x = 14,855,310.08/4,702.25
  6. Step 6: Final answer
    x = 3,159.19

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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.