Home / 5,102.36-7,040.16-3,336.56

Finding the Fourth Proportional to 5,102.36, 7,040.16 and 3,336.56

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Solution

The fourth proportional to 5,102.36, 7,040.16 and 3,336.56 is: 4,603.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102.36 : 7,040.16 = 3,336.56 : x
  2. Step 2: Convert to fraction form
    5,102.36/7,040.16 = 3,336.56/x
  3. Step 3: Cross multiply
    5,102.36x = 7,040.16 × 3,336.56
  4. Step 4: Simplify right side
    5,102.36x = 23,489,916.25
  5. Step 5: Solve for x
    x = 23,489,916.25/5,102.36
  6. Step 6: Final answer
    x = 4,603.74

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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.