Home / 4,618.95-6,929.64-1,697.28

Finding the Fourth Proportional to 4,618.95, 6,929.64 and 1,697.28

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Solution

The fourth proportional to 4,618.95, 6,929.64 and 1,697.28 is: 2,546.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618.95 : 6,929.64 = 1,697.28 : x
  2. Step 2: Convert to fraction form
    4,618.95/6,929.64 = 1,697.28/x
  3. Step 3: Cross multiply
    4,618.95x = 6,929.64 × 1,697.28
  4. Step 4: Simplify right side
    4,618.95x = 11,761,539.38
  5. Step 5: Solve for x
    x = 11,761,539.38/4,618.95
  6. Step 6: Final answer
    x = 2,546.37

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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.