Home / 11,554.16-15,944.72-6,518.36

Finding the Fourth Proportional to 11,554.16, 15,944.72 and 6,518.36

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Solution

The fourth proportional to 11,554.16, 15,944.72 and 6,518.36 is: 8,995.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554.16 : 15,944.72 = 6,518.36 : x
  2. Step 2: Convert to fraction form
    11,554.16/15,944.72 = 6,518.36/x
  3. Step 3: Cross multiply
    11,554.16x = 15,944.72 × 6,518.36
  4. Step 4: Simplify right side
    11,554.16x = 103,933,432.33
  5. Step 5: Solve for x
    x = 103,933,432.33/11,554.16
  6. Step 6: Final answer
    x = 8,995.33

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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.