Home / 11,531.05-17,303.15-4,511.63

Finding the Fourth Proportional to 11,531.05, 17,303.15 and 4,511.63

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Solution

The fourth proportional to 11,531.05, 17,303.15 and 4,511.63 is: 6,770.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,531.05 : 17,303.15 = 4,511.63 : x
  2. Step 2: Convert to fraction form
    11,531.05/17,303.15 = 4,511.63/x
  3. Step 3: Cross multiply
    11,531.05x = 17,303.15 × 4,511.63
  4. Step 4: Simplify right side
    11,531.05x = 78,065,448.25
  5. Step 5: Solve for x
    x = 78,065,448.25/11,531.05
  6. Step 6: Final answer
    x = 6,770.02

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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.