Home / 7,264.11-10,021.56-5,270.28

Finding the Fourth Proportional to 7,264.11, 10,021.56 and 5,270.28

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Solution

The fourth proportional to 7,264.11, 10,021.56 and 5,270.28 is: 7,270.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264.11 : 10,021.56 = 5,270.28 : x
  2. Step 2: Convert to fraction form
    7,264.11/10,021.56 = 5,270.28/x
  3. Step 3: Cross multiply
    7,264.11x = 10,021.56 × 5,270.28
  4. Step 4: Simplify right side
    7,264.11x = 52,816,427.24
  5. Step 5: Solve for x
    x = 52,816,427.24/7,264.11
  6. Step 6: Final answer
    x = 7,270.87

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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.