Home / 6,079.93-8,390.30-3,285.43

Finding the Fourth Proportional to 6,079.93, 8,390.30 and 3,285.43

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Solution

The fourth proportional to 6,079.93, 8,390.30 and 3,285.43 is: 4,533.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.93 : 8,390.30 = 3,285.43 : x
  2. Step 2: Convert to fraction form
    6,079.93/8,390.30 = 3,285.43/x
  3. Step 3: Cross multiply
    6,079.93x = 8,390.30 × 3,285.43
  4. Step 4: Simplify right side
    6,079.93x = 27,565,705.93
  5. Step 5: Solve for x
    x = 27,565,705.93/6,079.93
  6. Step 6: Final answer
    x = 4,533.89

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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.