Home / 10,683.08-16,010.02-6,780.48

Finding the Fourth Proportional to 10,683.08, 16,010.02 and 6,780.48

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Solution

The fourth proportional to 10,683.08, 16,010.02 and 6,780.48 is: 10,161.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,683.08 : 16,010.02 = 6,780.48 : x
  2. Step 2: Convert to fraction form
    10,683.08/16,010.02 = 6,780.48/x
  3. Step 3: Cross multiply
    10,683.08x = 16,010.02 × 6,780.48
  4. Step 4: Simplify right side
    10,683.08x = 108,555,620.41
  5. Step 5: Solve for x
    x = 108,555,620.41/10,683.08
  6. Step 6: Final answer
    x = 10,161.45

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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.