Home / 11,862.95-16,371.79-6,558.26

Finding the Fourth Proportional to 11,862.95, 16,371.79 and 6,558.26

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Solution

The fourth proportional to 11,862.95, 16,371.79 and 6,558.26 is: 9,050.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.95 : 16,371.79 = 6,558.26 : x
  2. Step 2: Convert to fraction form
    11,862.95/16,371.79 = 6,558.26/x
  3. Step 3: Cross multiply
    11,862.95x = 16,371.79 × 6,558.26
  4. Step 4: Simplify right side
    11,862.95x = 107,370,357.23
  5. Step 5: Solve for x
    x = 107,370,357.23/11,862.95
  6. Step 6: Final answer
    x = 9,050.90

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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.