Home / 9,245.03-12,747.60-6,370.52

Finding the Fourth Proportional to 9,245.03, 12,747.60 and 6,370.52

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Solution

The fourth proportional to 9,245.03, 12,747.60 and 6,370.52 is: 8,784.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245.03 : 12,747.60 = 6,370.52 : x
  2. Step 2: Convert to fraction form
    9,245.03/12,747.60 = 6,370.52/x
  3. Step 3: Cross multiply
    9,245.03x = 12,747.60 × 6,370.52
  4. Step 4: Simplify right side
    9,245.03x = 81,208,777.01
  5. Step 5: Solve for x
    x = 81,208,777.01/9,245.03
  6. Step 6: Final answer
    x = 8,784.05

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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.