Home / 11,635.20-17,457.12-4,714.56

Finding the Fourth Proportional to 11,635.20, 17,457.12 and 4,714.56

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Solution

The fourth proportional to 11,635.20, 17,457.12 and 4,714.56 is: 7,073.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,635.20 : 17,457.12 = 4,714.56 : x
  2. Step 2: Convert to fraction form
    11,635.20/17,457.12 = 4,714.56/x
  3. Step 3: Cross multiply
    11,635.20x = 17,457.12 × 4,714.56
  4. Step 4: Simplify right side
    11,635.20x = 82,302,639.67
  5. Step 5: Solve for x
    x = 82,302,639.67/11,635.20
  6. Step 6: Final answer
    x = 7,073.59

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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.