Home / 7,513.28-11,269.59-4,202.54

Finding the Fourth Proportional to 7,513.28, 11,269.59 and 4,202.54

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Solution

The fourth proportional to 7,513.28, 11,269.59 and 4,202.54 is: 6,303.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.28 : 11,269.59 = 4,202.54 : x
  2. Step 2: Convert to fraction form
    7,513.28/11,269.59 = 4,202.54/x
  3. Step 3: Cross multiply
    7,513.28x = 11,269.59 × 4,202.54
  4. Step 4: Simplify right side
    7,513.28x = 47,360,912.80
  5. Step 5: Solve for x
    x = 47,360,912.80/7,513.28
  6. Step 6: Final answer
    x = 6,303.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.