Home / 9,019.22-12,446.48-5,040.29

Finding the Fourth Proportional to 9,019.22, 12,446.48 and 5,040.29

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Solution

The fourth proportional to 9,019.22, 12,446.48 and 5,040.29 is: 6,955.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,019.22 : 12,446.48 = 5,040.29 : x
  2. Step 2: Convert to fraction form
    9,019.22/12,446.48 = 5,040.29/x
  3. Step 3: Cross multiply
    9,019.22x = 12,446.48 × 5,040.29
  4. Step 4: Simplify right side
    9,019.22x = 62,733,912.40
  5. Step 5: Solve for x
    x = 62,733,912.40/9,019.22
  6. Step 6: Final answer
    x = 6,955.58

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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.