Home / 11,886.51-17,823.15-4,864.62

Finding the Fourth Proportional to 11,886.51, 17,823.15 and 4,864.62

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Solution

The fourth proportional to 11,886.51, 17,823.15 and 4,864.62 is: 7,294.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,886.51 : 17,823.15 = 4,864.62 : x
  2. Step 2: Convert to fraction form
    11,886.51/17,823.15 = 4,864.62/x
  3. Step 3: Cross multiply
    11,886.51x = 17,823.15 × 4,864.62
  4. Step 4: Simplify right side
    11,886.51x = 86,702,851.95
  5. Step 5: Solve for x
    x = 86,702,851.95/11,886.51
  6. Step 6: Final answer
    x = 7,294.22

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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.