Home / 11,862.42-16,369.26-6,557.16

Finding the Fourth Proportional to 11,862.42, 16,369.26 and 6,557.16

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Solution

The fourth proportional to 11,862.42, 16,369.26 and 6,557.16 is: 9,048.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.42 : 16,369.26 = 6,557.16 : x
  2. Step 2: Convert to fraction form
    11,862.42/16,369.26 = 6,557.16/x
  3. Step 3: Cross multiply
    11,862.42x = 16,369.26 × 6,557.16
  4. Step 4: Simplify right side
    11,862.42x = 107,335,856.90
  5. Step 5: Solve for x
    x = 107,335,856.90/11,862.42
  6. Step 6: Final answer
    x = 9,048.39

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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.