Home / 6,328.20-8,730.99-3,675.10

Finding the Fourth Proportional to 6,328.20, 8,730.99 and 3,675.10

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Solution

The fourth proportional to 6,328.20, 8,730.99 and 3,675.10 is: 5,070.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328.20 : 8,730.99 = 3,675.10 : x
  2. Step 2: Convert to fraction form
    6,328.20/8,730.99 = 3,675.10/x
  3. Step 3: Cross multiply
    6,328.20x = 8,730.99 × 3,675.10
  4. Step 4: Simplify right side
    6,328.20x = 32,087,231.34
  5. Step 5: Solve for x
    x = 32,087,231.34/6,328.20
  6. Step 6: Final answer
    x = 5,070.51

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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.