Home / 11,630.56-17,448.96-4,235.68

Finding the Fourth Proportional to 11,630.56, 17,448.96 and 4,235.68

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Solution

The fourth proportional to 11,630.56, 17,448.96 and 4,235.68 is: 6,354.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,630.56 : 17,448.96 = 4,235.68 : x
  2. Step 2: Convert to fraction form
    11,630.56/17,448.96 = 4,235.68/x
  3. Step 3: Cross multiply
    11,630.56x = 17,448.96 × 4,235.68
  4. Step 4: Simplify right side
    11,630.56x = 73,908,210.89
  5. Step 5: Solve for x
    x = 73,908,210.89/11,630.56
  6. Step 6: Final answer
    x = 6,354.66

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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.