Home / 7,386.32-11,067-4,783.88

Finding the Fourth Proportional to 7,386.32, 11,067 and 4,783.88

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Solution

The fourth proportional to 7,386.32, 11,067 and 4,783.88 is: 7,167.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.32 : 11,067 = 4,783.88 : x
  2. Step 2: Convert to fraction form
    7,386.32/11,067 = 4,783.88/x
  3. Step 3: Cross multiply
    7,386.32x = 11,067 × 4,783.88
  4. Step 4: Simplify right side
    7,386.32x = 52,943,199.96
  5. Step 5: Solve for x
    x = 52,943,199.96/7,386.32
  6. Step 6: Final answer
    x = 7,167.74

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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.