Home / 6,430.01-8,876.29-3,777.59

Finding the Fourth Proportional to 6,430.01, 8,876.29 and 3,777.59

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Solution

The fourth proportional to 6,430.01, 8,876.29 and 3,777.59 is: 5,214.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.01 : 8,876.29 = 3,777.59 : x
  2. Step 2: Convert to fraction form
    6,430.01/8,876.29 = 3,777.59/x
  3. Step 3: Cross multiply
    6,430.01x = 8,876.29 × 3,777.59
  4. Step 4: Simplify right side
    6,430.01x = 33,530,965.45
  5. Step 5: Solve for x
    x = 33,530,965.45/6,430.01
  6. Step 6: Final answer
    x = 5,214.76

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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.