Home / 5,980.03-8,256.13-3,856.32

Finding the Fourth Proportional to 5,980.03, 8,256.13 and 3,856.32

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Solution

The fourth proportional to 5,980.03, 8,256.13 and 3,856.32 is: 5,324.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,980.03 : 8,256.13 = 3,856.32 : x
  2. Step 2: Convert to fraction form
    5,980.03/8,256.13 = 3,856.32/x
  3. Step 3: Cross multiply
    5,980.03x = 8,256.13 × 3,856.32
  4. Step 4: Simplify right side
    5,980.03x = 31,838,269.60
  5. Step 5: Solve for x
    x = 31,838,269.60/5,980.03
  6. Step 6: Final answer
    x = 5,324.10

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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.