Home / 11,172.24-15,417.72-6,204.24

Finding the Fourth Proportional to 11,172.24, 15,417.72 and 6,204.24

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Solution

The fourth proportional to 11,172.24, 15,417.72 and 6,204.24 is: 8,561.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172.24 : 15,417.72 = 6,204.24 : x
  2. Step 2: Convert to fraction form
    11,172.24/15,417.72 = 6,204.24/x
  3. Step 3: Cross multiply
    11,172.24x = 15,417.72 × 6,204.24
  4. Step 4: Simplify right side
    11,172.24x = 95,655,235.13
  5. Step 5: Solve for x
    x = 95,655,235.13/11,172.24
  6. Step 6: Final answer
    x = 8,561.87

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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.