Home / 9,108.66-13,656.96-3,562.54

Finding the Fourth Proportional to 9,108.66, 13,656.96 and 3,562.54

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Solution

The fourth proportional to 9,108.66, 13,656.96 and 3,562.54 is: 5,341.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108.66 : 13,656.96 = 3,562.54 : x
  2. Step 2: Convert to fraction form
    9,108.66/13,656.96 = 3,562.54/x
  3. Step 3: Cross multiply
    9,108.66x = 13,656.96 × 3,562.54
  4. Step 4: Simplify right side
    9,108.66x = 48,653,466.28
  5. Step 5: Solve for x
    x = 48,653,466.28/9,108.66
  6. Step 6: Final answer
    x = 5,341.45

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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.