Home / 11,572.58-15,970.16-6,536.81

Finding the Fourth Proportional to 11,572.58, 15,970.16 and 6,536.81

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Solution

The fourth proportional to 11,572.58, 15,970.16 and 6,536.81 is: 9,020.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,572.58 : 15,970.16 = 6,536.81 : x
  2. Step 2: Convert to fraction form
    11,572.58/15,970.16 = 6,536.81/x
  3. Step 3: Cross multiply
    11,572.58x = 15,970.16 × 6,536.81
  4. Step 4: Simplify right side
    11,572.58x = 104,393,789.05
  5. Step 5: Solve for x
    x = 104,393,789.05/11,572.58
  6. Step 6: Final answer
    x = 9,020.79

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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.