Home / 11,916.18-16,444.08-6,610.68

Finding the Fourth Proportional to 11,916.18, 16,444.08 and 6,610.68

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Solution

The fourth proportional to 11,916.18, 16,444.08 and 6,610.68 is: 9,122.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,916.18 : 16,444.08 = 6,610.68 : x
  2. Step 2: Convert to fraction form
    11,916.18/16,444.08 = 6,610.68/x
  3. Step 3: Cross multiply
    11,916.18x = 16,444.08 × 6,610.68
  4. Step 4: Simplify right side
    11,916.18x = 108,706,550.77
  5. Step 5: Solve for x
    x = 108,706,550.77/11,916.18
  6. Step 6: Final answer
    x = 9,122.60

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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.