Home / 6,410.06-8,846.19-3,615.50

Finding the Fourth Proportional to 6,410.06, 8,846.19 and 3,615.50

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Solution

The fourth proportional to 6,410.06, 8,846.19 and 3,615.50 is: 4,989.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,410.06 : 8,846.19 = 3,615.50 : x
  2. Step 2: Convert to fraction form
    6,410.06/8,846.19 = 3,615.50/x
  3. Step 3: Cross multiply
    6,410.06x = 8,846.19 × 3,615.50
  4. Step 4: Simplify right side
    6,410.06x = 31,983,399.95
  5. Step 5: Solve for x
    x = 31,983,399.95/6,410.06
  6. Step 6: Final answer
    x = 4,989.56

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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.