Home / 9,708.41-13,399.77-6,345.44

Finding the Fourth Proportional to 9,708.41, 13,399.77 and 6,345.44

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Solution

The fourth proportional to 9,708.41, 13,399.77 and 6,345.44 is: 8,758.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,708.41 : 13,399.77 = 6,345.44 : x
  2. Step 2: Convert to fraction form
    9,708.41/13,399.77 = 6,345.44/x
  3. Step 3: Cross multiply
    9,708.41x = 13,399.77 × 6,345.44
  4. Step 4: Simplify right side
    9,708.41x = 85,027,369.55
  5. Step 5: Solve for x
    x = 85,027,369.55/9,708.41
  6. Step 6: Final answer
    x = 8,758.12

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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.