Home / 11,903.04-17,854.38-4,007.28

Finding the Fourth Proportional to 11,903.04, 17,854.38 and 4,007.28

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Solution

The fourth proportional to 11,903.04, 17,854.38 and 4,007.28 is: 6,010.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,903.04 : 17,854.38 = 4,007.28 : x
  2. Step 2: Convert to fraction form
    11,903.04/17,854.38 = 4,007.28/x
  3. Step 3: Cross multiply
    11,903.04x = 17,854.38 × 4,007.28
  4. Step 4: Simplify right side
    11,903.04x = 71,547,499.89
  5. Step 5: Solve for x
    x = 71,547,499.89/11,903.04
  6. Step 6: Final answer
    x = 6,010.86

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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.