Home / 3,465.55-5,176.20-3,135.98

Finding the Fourth Proportional to 3,465.55, 5,176.20 and 3,135.98

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Solution

The fourth proportional to 3,465.55, 5,176.20 and 3,135.98 is: 4,683.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.55 : 5,176.20 = 3,135.98 : x
  2. Step 2: Convert to fraction form
    3,465.55/5,176.20 = 3,135.98/x
  3. Step 3: Cross multiply
    3,465.55x = 5,176.20 × 3,135.98
  4. Step 4: Simplify right side
    3,465.55x = 16,232,484.38
  5. Step 5: Solve for x
    x = 16,232,484.38/3,465.55
  6. Step 6: Final answer
    x = 4,683.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.