Home / 2,930.16-4,388.64-2,702.52

Finding the Fourth Proportional to 2,930.16, 4,388.64 and 2,702.52

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Solution

The fourth proportional to 2,930.16, 4,388.64 and 2,702.52 is: 4,047.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.16 : 4,388.64 = 2,702.52 : x
  2. Step 2: Convert to fraction form
    2,930.16/4,388.64 = 2,702.52/x
  3. Step 3: Cross multiply
    2,930.16x = 4,388.64 × 2,702.52
  4. Step 4: Simplify right side
    2,930.16x = 11,860,387.37
  5. Step 5: Solve for x
    x = 11,860,387.37/2,930.16
  6. Step 6: Final answer
    x = 4,047.69

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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.