Home / 11,892.42-16,411.33-6,587.12

Finding the Fourth Proportional to 11,892.42, 16,411.33 and 6,587.12

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Solution

The fourth proportional to 11,892.42, 16,411.33 and 6,587.12 is: 9,090.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,892.42 : 16,411.33 = 6,587.12 : x
  2. Step 2: Convert to fraction form
    11,892.42/16,411.33 = 6,587.12/x
  3. Step 3: Cross multiply
    11,892.42x = 16,411.33 × 6,587.12
  4. Step 4: Simplify right side
    11,892.42x = 108,103,400.07
  5. Step 5: Solve for x
    x = 108,103,400.07/11,892.42
  6. Step 6: Final answer
    x = 9,090.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.