Home / 11,326.53-16,998.30-5,784.51

Finding the Fourth Proportional to 11,326.53, 16,998.30 and 5,784.51

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Solution

The fourth proportional to 11,326.53, 16,998.30 and 5,784.51 is: 8,681.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.53 : 16,998.30 = 5,784.51 : x
  2. Step 2: Convert to fraction form
    11,326.53/16,998.30 = 5,784.51/x
  3. Step 3: Cross multiply
    11,326.53x = 16,998.30 × 5,784.51
  4. Step 4: Simplify right side
    11,326.53x = 98,326,807.41
  5. Step 5: Solve for x
    x = 98,326,807.41/11,326.53
  6. Step 6: Final answer
    x = 8,681.11

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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.