Home / 9,071.18-12,518.22-5,092.68

Finding the Fourth Proportional to 9,071.18, 12,518.22 and 5,092.68

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Solution

The fourth proportional to 9,071.18, 12,518.22 and 5,092.68 is: 7,027.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,071.18 : 12,518.22 = 5,092.68 : x
  2. Step 2: Convert to fraction form
    9,071.18/12,518.22 = 5,092.68/x
  3. Step 3: Cross multiply
    9,071.18x = 12,518.22 × 5,092.68
  4. Step 4: Simplify right side
    9,071.18x = 63,751,288.63
  5. Step 5: Solve for x
    x = 63,751,288.63/9,071.18
  6. Step 6: Final answer
    x = 7,027.89

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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.