Home / 6,385.18-9,579.13-2,003.08

Finding the Fourth Proportional to 6,385.18, 9,579.13 and 2,003.08

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Solution

The fourth proportional to 6,385.18, 9,579.13 and 2,003.08 is: 3,005.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,385.18 : 9,579.13 = 2,003.08 : x
  2. Step 2: Convert to fraction form
    6,385.18/9,579.13 = 2,003.08/x
  3. Step 3: Cross multiply
    6,385.18x = 9,579.13 × 2,003.08
  4. Step 4: Simplify right side
    6,385.18x = 19,187,763.72
  5. Step 5: Solve for x
    x = 19,187,763.72/6,385.18
  6. Step 6: Final answer
    x = 3,005.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.