Home / 11,125.86-16,683.93-4,195.50

Finding the Fourth Proportional to 11,125.86, 16,683.93 and 4,195.50

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Solution

The fourth proportional to 11,125.86, 16,683.93 and 4,195.50 is: 6,291.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125.86 : 16,683.93 = 4,195.50 : x
  2. Step 2: Convert to fraction form
    11,125.86/16,683.93 = 4,195.50/x
  3. Step 3: Cross multiply
    11,125.86x = 16,683.93 × 4,195.50
  4. Step 4: Simplify right side
    11,125.86x = 69,997,428.32
  5. Step 5: Solve for x
    x = 69,997,428.32/11,125.86
  6. Step 6: Final answer
    x = 6,291.42

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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.