Home / 9,747.04-13,450.91-5,270.75

Finding the Fourth Proportional to 9,747.04, 13,450.91 and 5,270.75

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Solution

The fourth proportional to 9,747.04, 13,450.91 and 5,270.75 is: 7,273.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,747.04 : 13,450.91 = 5,270.75 : x
  2. Step 2: Convert to fraction form
    9,747.04/13,450.91 = 5,270.75/x
  3. Step 3: Cross multiply
    9,747.04x = 13,450.91 × 5,270.75
  4. Step 4: Simplify right side
    9,747.04x = 70,896,446.02
  5. Step 5: Solve for x
    x = 70,896,446.02/9,747.04
  6. Step 6: Final answer
    x = 7,273.64

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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.