Home / 5,647.32-8,477.56-3,309.05

Finding the Fourth Proportional to 5,647.32, 8,477.56 and 3,309.05

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Solution

The fourth proportional to 5,647.32, 8,477.56 and 3,309.05 is: 4,967.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647.32 : 8,477.56 = 3,309.05 : x
  2. Step 2: Convert to fraction form
    5,647.32/8,477.56 = 3,309.05/x
  3. Step 3: Cross multiply
    5,647.32x = 8,477.56 × 3,309.05
  4. Step 4: Simplify right side
    5,647.32x = 28,052,695.25
  5. Step 5: Solve for x
    x = 28,052,695.25/5,647.32
  6. Step 6: Final answer
    x = 4,967.44

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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.