Home / 6,008.49-8,290.43-3,489.30

Finding the Fourth Proportional to 6,008.49, 8,290.43 and 3,489.30

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Solution

The fourth proportional to 6,008.49, 8,290.43 and 3,489.30 is: 4,814.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,008.49 : 8,290.43 = 3,489.30 : x
  2. Step 2: Convert to fraction form
    6,008.49/8,290.43 = 3,489.30/x
  3. Step 3: Cross multiply
    6,008.49x = 8,290.43 × 3,489.30
  4. Step 4: Simplify right side
    6,008.49x = 28,927,779.95
  5. Step 5: Solve for x
    x = 28,927,779.95/6,008.49
  6. Step 6: Final answer
    x = 4,814.48

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1.5x scale

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.