Home / 9,748.70-13,454.53-5,972.07

Finding the Fourth Proportional to 9,748.70, 13,454.53 and 5,972.07

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Solution

The fourth proportional to 9,748.70, 13,454.53 and 5,972.07 is: 8,242.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,748.70 : 13,454.53 = 5,972.07 : x
  2. Step 2: Convert to fraction form
    9,748.70/13,454.53 = 5,972.07/x
  3. Step 3: Cross multiply
    9,748.70x = 13,454.53 × 5,972.07
  4. Step 4: Simplify right side
    9,748.70x = 80,351,380.05
  5. Step 5: Solve for x
    x = 80,351,380.05/9,748.70
  6. Step 6: Final answer
    x = 8,242.27

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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.