Home / 11,203.37-15,460.63-6,167.80

Finding the Fourth Proportional to 11,203.37, 15,460.63 and 6,167.80

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Solution

The fourth proportional to 11,203.37, 15,460.63 and 6,167.80 is: 8,511.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.37 : 15,460.63 = 6,167.80 : x
  2. Step 2: Convert to fraction form
    11,203.37/15,460.63 = 6,167.80/x
  3. Step 3: Cross multiply
    11,203.37x = 15,460.63 × 6,167.80
  4. Step 4: Simplify right side
    11,203.37x = 95,358,073.71
  5. Step 5: Solve for x
    x = 95,358,073.71/11,203.37
  6. Step 6: Final answer
    x = 8,511.55

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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.