Home / 11,555.76-17,332.30-3,236.45

Finding the Fourth Proportional to 11,555.76, 17,332.30 and 3,236.45

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Solution

The fourth proportional to 11,555.76, 17,332.30 and 3,236.45 is: 4,854.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555.76 : 17,332.30 = 3,236.45 : x
  2. Step 2: Convert to fraction form
    11,555.76/17,332.30 = 3,236.45/x
  3. Step 3: Cross multiply
    11,555.76x = 17,332.30 × 3,236.45
  4. Step 4: Simplify right side
    11,555.76x = 56,095,027.58
  5. Step 5: Solve for x
    x = 56,095,027.58/11,555.76
  6. Step 6: Final answer
    x = 4,854.29

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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.