Home / 11,346.50-17,009.38-4,773.15

Finding the Fourth Proportional to 11,346.50, 17,009.38 and 4,773.15

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Solution

The fourth proportional to 11,346.50, 17,009.38 and 4,773.15 is: 7,155.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346.50 : 17,009.38 = 4,773.15 : x
  2. Step 2: Convert to fraction form
    11,346.50/17,009.38 = 4,773.15/x
  3. Step 3: Cross multiply
    11,346.50x = 17,009.38 × 4,773.15
  4. Step 4: Simplify right side
    11,346.50x = 81,188,298.28
  5. Step 5: Solve for x
    x = 81,188,298.28/11,346.50
  6. Step 6: Final answer
    x = 7,155.36

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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.