Home / 9,051.33-12,489.99-5,071.60

Finding the Fourth Proportional to 9,051.33, 12,489.99 and 5,071.60

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Solution

The fourth proportional to 9,051.33, 12,489.99 and 5,071.60 is: 6,998.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051.33 : 12,489.99 = 5,071.60 : x
  2. Step 2: Convert to fraction form
    9,051.33/12,489.99 = 5,071.60/x
  3. Step 3: Cross multiply
    9,051.33x = 12,489.99 × 5,071.60
  4. Step 4: Simplify right side
    9,051.33x = 63,344,233.28
  5. Step 5: Solve for x
    x = 63,344,233.28/9,051.33
  6. Step 6: Final answer
    x = 6,998.33

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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.