Home / 6,360.56-8,777.58-3,876.56

Finding the Fourth Proportional to 6,360.56, 8,777.58 and 3,876.56

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Solution

The fourth proportional to 6,360.56, 8,777.58 and 3,876.56 is: 5,349.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,360.56 : 8,777.58 = 3,876.56 : x
  2. Step 2: Convert to fraction form
    6,360.56/8,777.58 = 3,876.56/x
  3. Step 3: Cross multiply
    6,360.56x = 8,777.58 × 3,876.56
  4. Step 4: Simplify right side
    6,360.56x = 34,026,822.93
  5. Step 5: Solve for x
    x = 34,026,822.93/6,360.56
  6. Step 6: Final answer
    x = 5,349.66

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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.