Home / 9,021.56-12,450.28-5,043.04

Finding the Fourth Proportional to 9,021.56, 12,450.28 and 5,043.04

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Solution

The fourth proportional to 9,021.56, 12,450.28 and 5,043.04 is: 6,959.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.56 : 12,450.28 = 5,043.04 : x
  2. Step 2: Convert to fraction form
    9,021.56/12,450.28 = 5,043.04/x
  3. Step 3: Cross multiply
    9,021.56x = 12,450.28 × 5,043.04
  4. Step 4: Simplify right side
    9,021.56x = 62,787,260.05
  5. Step 5: Solve for x
    x = 62,787,260.05/9,021.56
  6. Step 6: Final answer
    x = 6,959.69

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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.