Home / 9,050.12-12,489.06-5,071.22

Finding the Fourth Proportional to 9,050.12, 12,489.06 and 5,071.22

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Solution

The fourth proportional to 9,050.12, 12,489.06 and 5,071.22 is: 6,998.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,050.12 : 12,489.06 = 5,071.22 : x
  2. Step 2: Convert to fraction form
    9,050.12/12,489.06 = 5,071.22/x
  3. Step 3: Cross multiply
    9,050.12x = 12,489.06 × 5,071.22
  4. Step 4: Simplify right side
    9,050.12x = 63,334,770.85
  5. Step 5: Solve for x
    x = 63,334,770.85/9,050.12
  6. Step 6: Final answer
    x = 6,998.22

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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.