Home / 4,884.66-7,326.89-1,186.91

Finding the Fourth Proportional to 4,884.66, 7,326.89 and 1,186.91

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Solution

The fourth proportional to 4,884.66, 7,326.89 and 1,186.91 is: 1,780.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.66 : 7,326.89 = 1,186.91 : x
  2. Step 2: Convert to fraction form
    4,884.66/7,326.89 = 1,186.91/x
  3. Step 3: Cross multiply
    4,884.66x = 7,326.89 × 1,186.91
  4. Step 4: Simplify right side
    4,884.66x = 8,696,359.01
  5. Step 5: Solve for x
    x = 8,696,359.01/4,884.66
  6. Step 6: Final answer
    x = 1,780.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.