Home / 5,371.28-7,410.17-3,603.45

Finding the Fourth Proportional to 5,371.28, 7,410.17 and 3,603.45

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Solution

The fourth proportional to 5,371.28, 7,410.17 and 3,603.45 is: 4,971.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.28 : 7,410.17 = 3,603.45 : x
  2. Step 2: Convert to fraction form
    5,371.28/7,410.17 = 3,603.45/x
  3. Step 3: Cross multiply
    5,371.28x = 7,410.17 × 3,603.45
  4. Step 4: Simplify right side
    5,371.28x = 26,702,177.09
  5. Step 5: Solve for x
    x = 26,702,177.09/5,371.28
  6. Step 6: Final answer
    x = 4,971.29

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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.