Home / 9,522.43-13,140.91-5,330.68

Finding the Fourth Proportional to 9,522.43, 13,140.91 and 5,330.68

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Solution

The fourth proportional to 9,522.43, 13,140.91 and 5,330.68 is: 7,356.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,522.43 : 13,140.91 = 5,330.68 : x
  2. Step 2: Convert to fraction form
    9,522.43/13,140.91 = 5,330.68/x
  3. Step 3: Cross multiply
    9,522.43x = 13,140.91 × 5,330.68
  4. Step 4: Simplify right side
    9,522.43x = 70,049,939.94
  5. Step 5: Solve for x
    x = 70,049,939.94/9,522.43
  6. Step 6: Final answer
    x = 7,356.31

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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.