Home / 11,203.31-15,460.01-6,167.40

Finding the Fourth Proportional to 11,203.31, 15,460.01 and 6,167.40

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Solution

The fourth proportional to 11,203.31, 15,460.01 and 6,167.40 is: 8,510.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.31 : 15,460.01 = 6,167.40 : x
  2. Step 2: Convert to fraction form
    11,203.31/15,460.01 = 6,167.40/x
  3. Step 3: Cross multiply
    11,203.31x = 15,460.01 × 6,167.40
  4. Step 4: Simplify right side
    11,203.31x = 95,348,034.84
  5. Step 5: Solve for x
    x = 95,348,034.84/11,203.31
  6. Step 6: Final answer
    x = 8,510.70

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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.