Home / 3,516.55-5,280.90-2,483.80

Finding the Fourth Proportional to 3,516.55, 5,280.90 and 2,483.80

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Solution

The fourth proportional to 3,516.55, 5,280.90 and 2,483.80 is: 3,729.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.55 : 5,280.90 = 2,483.80 : x
  2. Step 2: Convert to fraction form
    3,516.55/5,280.90 = 2,483.80/x
  3. Step 3: Cross multiply
    3,516.55x = 5,280.90 × 2,483.80
  4. Step 4: Simplify right side
    3,516.55x = 13,116,699.42
  5. Step 5: Solve for x
    x = 13,116,699.42/3,516.55
  6. Step 6: Final answer
    x = 3,729.99

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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.