Home / 11,207.24-15,466.88-6,427.62

Finding the Fourth Proportional to 11,207.24, 15,466.88 and 6,427.62

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Solution

The fourth proportional to 11,207.24, 15,466.88 and 6,427.62 is: 8,870.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.24 : 15,466.88 = 6,427.62 : x
  2. Step 2: Convert to fraction form
    11,207.24/15,466.88 = 6,427.62/x
  3. Step 3: Cross multiply
    11,207.24x = 15,466.88 × 6,427.62
  4. Step 4: Simplify right side
    11,207.24x = 99,415,227.23
  5. Step 5: Solve for x
    x = 99,415,227.23/11,207.24
  6. Step 6: Final answer
    x = 8,870.63

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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.