Home / 11,017.26-15,200.37-6,300.63

Finding the Fourth Proportional to 11,017.26, 15,200.37 and 6,300.63

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Solution

The fourth proportional to 11,017.26, 15,200.37 and 6,300.63 is: 8,692.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.26 : 15,200.37 = 6,300.63 : x
  2. Step 2: Convert to fraction form
    11,017.26/15,200.37 = 6,300.63/x
  3. Step 3: Cross multiply
    11,017.26x = 15,200.37 × 6,300.63
  4. Step 4: Simplify right side
    11,017.26x = 95,771,907.23
  5. Step 5: Solve for x
    x = 95,771,907.23/11,017.26
  6. Step 6: Final answer
    x = 8,692.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.