Home / 8,914.39-12,301.73-4,935.49

Finding the Fourth Proportional to 8,914.39, 12,301.73 and 4,935.49

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Solution

The fourth proportional to 8,914.39, 12,301.73 and 4,935.49 is: 6,810.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.39 : 12,301.73 = 4,935.49 : x
  2. Step 2: Convert to fraction form
    8,914.39/12,301.73 = 4,935.49/x
  3. Step 3: Cross multiply
    8,914.39x = 12,301.73 × 4,935.49
  4. Step 4: Simplify right side
    8,914.39x = 60,714,979.21
  5. Step 5: Solve for x
    x = 60,714,979.21/8,914.39
  6. Step 6: Final answer
    x = 6,810.90

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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.