Home / 6,451.56-8,904.60-4,209.48

Finding the Fourth Proportional to 6,451.56, 8,904.60 and 4,209.48

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Solution

The fourth proportional to 6,451.56, 8,904.60 and 4,209.48 is: 5,810.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,451.56 : 8,904.60 = 4,209.48 : x
  2. Step 2: Convert to fraction form
    6,451.56/8,904.60 = 4,209.48/x
  3. Step 3: Cross multiply
    6,451.56x = 8,904.60 × 4,209.48
  4. Step 4: Simplify right side
    6,451.56x = 37,483,735.61
  5. Step 5: Solve for x
    x = 37,483,735.61/6,451.56
  6. Step 6: Final answer
    x = 5,810.03

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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.