Home / 6,305.55-8,703.57-3,788.07

Finding the Fourth Proportional to 6,305.55, 8,703.57 and 3,788.07

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Solution

The fourth proportional to 6,305.55, 8,703.57 and 3,788.07 is: 5,228.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,305.55 : 8,703.57 = 3,788.07 : x
  2. Step 2: Convert to fraction form
    6,305.55/8,703.57 = 3,788.07/x
  3. Step 3: Cross multiply
    6,305.55x = 8,703.57 × 3,788.07
  4. Step 4: Simplify right side
    6,305.55x = 32,969,732.41
  5. Step 5: Solve for x
    x = 32,969,732.41/6,305.55
  6. Step 6: Final answer
    x = 5,228.68

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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.