Home / 11,457.25-17,180.34-4,432.12

Finding the Fourth Proportional to 11,457.25, 17,180.34 and 4,432.12

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Solution

The fourth proportional to 11,457.25, 17,180.34 and 4,432.12 is: 6,646.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,457.25 : 17,180.34 = 4,432.12 : x
  2. Step 2: Convert to fraction form
    11,457.25/17,180.34 = 4,432.12/x
  3. Step 3: Cross multiply
    11,457.25x = 17,180.34 × 4,432.12
  4. Step 4: Simplify right side
    11,457.25x = 76,145,328.52
  5. Step 5: Solve for x
    x = 76,145,328.52/11,457.25
  6. Step 6: Final answer
    x = 6,646.04

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1.5x scale

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.