Home / 11,916.96-17,877.12-4,017.12

Finding the Fourth Proportional to 11,916.96, 17,877.12 and 4,017.12

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Solution

The fourth proportional to 11,916.96, 17,877.12 and 4,017.12 is: 6,026.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,916.96 : 17,877.12 = 4,017.12 : x
  2. Step 2: Convert to fraction form
    11,916.96/17,877.12 = 4,017.12/x
  3. Step 3: Cross multiply
    11,916.96x = 17,877.12 × 4,017.12
  4. Step 4: Simplify right side
    11,916.96x = 71,814,536.29
  5. Step 5: Solve for x
    x = 71,814,536.29/11,916.96
  6. Step 6: Final answer
    x = 6,026.25

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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.