Home / 10,954.72-15,113.82-6,235.66

Finding the Fourth Proportional to 10,954.72, 15,113.82 and 6,235.66

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Solution

The fourth proportional to 10,954.72, 15,113.82 and 6,235.66 is: 8,603.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,954.72 : 15,113.82 = 6,235.66 : x
  2. Step 2: Convert to fraction form
    10,954.72/15,113.82 = 6,235.66/x
  3. Step 3: Cross multiply
    10,954.72x = 15,113.82 × 6,235.66
  4. Step 4: Simplify right side
    10,954.72x = 94,244,642.82
  5. Step 5: Solve for x
    x = 94,244,642.82/10,954.72
  6. Step 6: Final answer
    x = 8,603.11

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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.