Home / 10,798.39-16,193.71-4,136.76

Finding the Fourth Proportional to 10,798.39, 16,193.71 and 4,136.76

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Solution

The fourth proportional to 10,798.39, 16,193.71 and 4,136.76 is: 6,203.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,798.39 : 16,193.71 = 4,136.76 : x
  2. Step 2: Convert to fraction form
    10,798.39/16,193.71 = 4,136.76/x
  3. Step 3: Cross multiply
    10,798.39x = 16,193.71 × 4,136.76
  4. Step 4: Simplify right side
    10,798.39x = 66,989,491.78
  5. Step 5: Solve for x
    x = 66,989,491.78/10,798.39
  6. Step 6: Final answer
    x = 6,203.66

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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.