Home / 11,555.32-17,332.89-6,005.80

Finding the Fourth Proportional to 11,555.32, 17,332.89 and 6,005.80

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Solution

The fourth proportional to 11,555.32, 17,332.89 and 6,005.80 is: 9,008.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555.32 : 17,332.89 = 6,005.80 : x
  2. Step 2: Convert to fraction form
    11,555.32/17,332.89 = 6,005.80/x
  3. Step 3: Cross multiply
    11,555.32x = 17,332.89 × 6,005.80
  4. Step 4: Simplify right side
    11,555.32x = 104,097,870.76
  5. Step 5: Solve for x
    x = 104,097,870.76/11,555.32
  6. Step 6: Final answer
    x = 9,008.65

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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.