Home / 6,405.01-8,840.88-3,753.27

Finding the Fourth Proportional to 6,405.01, 8,840.88 and 3,753.27

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Solution

The fourth proportional to 6,405.01, 8,840.88 and 3,753.27 is: 5,180.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,405.01 : 8,840.88 = 3,753.27 : x
  2. Step 2: Convert to fraction form
    6,405.01/8,840.88 = 3,753.27/x
  3. Step 3: Cross multiply
    6,405.01x = 8,840.88 × 3,753.27
  4. Step 4: Simplify right side
    6,405.01x = 33,182,209.68
  5. Step 5: Solve for x
    x = 33,182,209.68/6,405.01
  6. Step 6: Final answer
    x = 5,180.67

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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.