Home / 8,341.32-12,453.45-6,883.32

Finding the Fourth Proportional to 8,341.32, 12,453.45 and 6,883.32

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Solution

The fourth proportional to 8,341.32, 12,453.45 and 6,883.32 is: 10,276.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341.32 : 12,453.45 = 6,883.32 : x
  2. Step 2: Convert to fraction form
    8,341.32/12,453.45 = 6,883.32/x
  3. Step 3: Cross multiply
    8,341.32x = 12,453.45 × 6,883.32
  4. Step 4: Simplify right side
    8,341.32x = 85,721,081.45
  5. Step 5: Solve for x
    x = 85,721,081.45/8,341.32
  6. Step 6: Final answer
    x = 10,276.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.