Home / 5,116.10-7,674.14-3,658.10

Finding the Fourth Proportional to 5,116.10, 7,674.14 and 3,658.10

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Solution

The fourth proportional to 5,116.10, 7,674.14 and 3,658.10 is: 5,487.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.10 : 7,674.14 = 3,658.10 : x
  2. Step 2: Convert to fraction form
    5,116.10/7,674.14 = 3,658.10/x
  3. Step 3: Cross multiply
    5,116.10x = 7,674.14 × 3,658.10
  4. Step 4: Simplify right side
    5,116.10x = 28,072,742.31
  5. Step 5: Solve for x
    x = 28,072,742.31/5,116.10
  6. Step 6: Final answer
    x = 5,487.14

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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.