Home / 10,202.34-15,270.71-5,265.26

Finding the Fourth Proportional to 10,202.34, 15,270.71 and 5,265.26

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Solution

The fourth proportional to 10,202.34, 15,270.71 and 5,265.26 is: 7,880.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,202.34 : 15,270.71 = 5,265.26 : x
  2. Step 2: Convert to fraction form
    10,202.34/15,270.71 = 5,265.26/x
  3. Step 3: Cross multiply
    10,202.34x = 15,270.71 × 5,265.26
  4. Step 4: Simplify right side
    10,202.34x = 80,404,258.53
  5. Step 5: Solve for x
    x = 80,404,258.53/10,202.34
  6. Step 6: Final answer
    x = 7,880.96

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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.