Home / 9,020.14-12,446.96-5,040.70

Finding the Fourth Proportional to 9,020.14, 12,446.96 and 5,040.70

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Solution

The fourth proportional to 9,020.14, 12,446.96 and 5,040.70 is: 6,955.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020.14 : 12,446.96 = 5,040.70 : x
  2. Step 2: Convert to fraction form
    9,020.14/12,446.96 = 5,040.70/x
  3. Step 3: Cross multiply
    9,020.14x = 12,446.96 × 5,040.70
  4. Step 4: Simplify right side
    9,020.14x = 62,741,391.27
  5. Step 5: Solve for x
    x = 62,741,391.27/9,020.14
  6. Step 6: Final answer
    x = 6,955.70

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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.