Home / 11,203.40-15,460.08-6,167.43

Finding the Fourth Proportional to 11,203.40, 15,460.08 and 6,167.43

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Solution

The fourth proportional to 11,203.40, 15,460.08 and 6,167.43 is: 8,510.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.40 : 15,460.08 = 6,167.43 : x
  2. Step 2: Convert to fraction form
    11,203.40/15,460.08 = 6,167.43/x
  3. Step 3: Cross multiply
    11,203.40x = 15,460.08 × 6,167.43
  4. Step 4: Simplify right side
    11,203.40x = 95,348,961.19
  5. Step 5: Solve for x
    x = 95,348,961.19/11,203.40
  6. Step 6: Final answer
    x = 8,510.72

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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.