Home / 6,330.48-8,741.16-3,976.08

Finding the Fourth Proportional to 6,330.48, 8,741.16 and 3,976.08

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Solution

The fourth proportional to 6,330.48, 8,741.16 and 3,976.08 is: 5,490.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,330.48 : 8,741.16 = 3,976.08 : x
  2. Step 2: Convert to fraction form
    6,330.48/8,741.16 = 3,976.08/x
  3. Step 3: Cross multiply
    6,330.48x = 8,741.16 × 3,976.08
  4. Step 4: Simplify right side
    6,330.48x = 34,755,551.45
  5. Step 5: Solve for x
    x = 34,755,551.45/6,330.48
  6. Step 6: Final answer
    x = 5,490.19

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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.