Home / 11,555.21-17,333.39-4,534.61

Finding the Fourth Proportional to 11,555.21, 17,333.39 and 4,534.61

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Solution

The fourth proportional to 11,555.21, 17,333.39 and 4,534.61 is: 6,802.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555.21 : 17,333.39 = 4,534.61 : x
  2. Step 2: Convert to fraction form
    11,555.21/17,333.39 = 4,534.61/x
  3. Step 3: Cross multiply
    11,555.21x = 17,333.39 × 4,534.61
  4. Step 4: Simplify right side
    11,555.21x = 78,600,088.30
  5. Step 5: Solve for x
    x = 78,600,088.30/11,555.21
  6. Step 6: Final answer
    x = 6,802.13

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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.