Home / 6,480.08-8,941.05-3,826.06

Finding the Fourth Proportional to 6,480.08, 8,941.05 and 3,826.06

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Solution

The fourth proportional to 6,480.08, 8,941.05 and 3,826.06 is: 5,279.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480.08 : 8,941.05 = 3,826.06 : x
  2. Step 2: Convert to fraction form
    6,480.08/8,941.05 = 3,826.06/x
  3. Step 3: Cross multiply
    6,480.08x = 8,941.05 × 3,826.06
  4. Step 4: Simplify right side
    6,480.08x = 34,208,993.76
  5. Step 5: Solve for x
    x = 34,208,993.76/6,480.08
  6. Step 6: Final answer
    x = 5,279.10

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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.