Home / 11,236.01-16,854.41-4,215.30

Finding the Fourth Proportional to 11,236.01, 16,854.41 and 4,215.30

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Solution

The fourth proportional to 11,236.01, 16,854.41 and 4,215.30 is: 6,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.01 : 16,854.41 = 4,215.30 : x
  2. Step 2: Convert to fraction form
    11,236.01/16,854.41 = 4,215.30/x
  3. Step 3: Cross multiply
    11,236.01x = 16,854.41 × 4,215.30
  4. Step 4: Simplify right side
    11,236.01x = 71,046,373.40
  5. Step 5: Solve for x
    x = 71,046,373.40/11,236.01
  6. Step 6: Final answer
    x = 6,323.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.