Home / 4,818.05-6,650.02-3,136.53

Finding the Fourth Proportional to 4,818.05, 6,650.02 and 3,136.53

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Solution

The fourth proportional to 4,818.05, 6,650.02 and 3,136.53 is: 4,329.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.05 : 6,650.02 = 3,136.53 : x
  2. Step 2: Convert to fraction form
    4,818.05/6,650.02 = 3,136.53/x
  3. Step 3: Cross multiply
    4,818.05x = 6,650.02 × 3,136.53
  4. Step 4: Simplify right side
    4,818.05x = 20,858,006.21
  5. Step 5: Solve for x
    x = 20,858,006.21/4,818.05
  6. Step 6: Final answer
    x = 4,329.14

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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.