Home / 4,619.58-6,929.90-1,697.90

Finding the Fourth Proportional to 4,619.58, 6,929.90 and 1,697.90

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Solution

The fourth proportional to 4,619.58, 6,929.90 and 1,697.90 is: 2,547.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,619.58 : 6,929.90 = 1,697.90 : x
  2. Step 2: Convert to fraction form
    4,619.58/6,929.90 = 1,697.90/x
  3. Step 3: Cross multiply
    4,619.58x = 6,929.90 × 1,697.90
  4. Step 4: Simplify right side
    4,619.58x = 11,766,277.21
  5. Step 5: Solve for x
    x = 11,766,277.21/4,619.58
  6. Step 6: Final answer
    x = 2,547.04

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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.