Home / 9,522.92-13,140.90-5,330.60

Finding the Fourth Proportional to 9,522.92, 13,140.90 and 5,330.60

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Solution

The fourth proportional to 9,522.92, 13,140.90 and 5,330.60 is: 7,355.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,522.92 : 13,140.90 = 5,330.60 : x
  2. Step 2: Convert to fraction form
    9,522.92/13,140.90 = 5,330.60/x
  3. Step 3: Cross multiply
    9,522.92x = 13,140.90 × 5,330.60
  4. Step 4: Simplify right side
    9,522.92x = 70,048,881.54
  5. Step 5: Solve for x
    x = 70,048,881.54/9,522.92
  6. Step 6: Final answer
    x = 7,355.82

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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.