Home / 5,354.10-8,031.15-3,708.99

Finding the Fourth Proportional to 5,354.10, 8,031.15 and 3,708.99

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Solution

The fourth proportional to 5,354.10, 8,031.15 and 3,708.99 is: 5,563.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.10 : 8,031.15 = 3,708.99 : x
  2. Step 2: Convert to fraction form
    5,354.10/8,031.15 = 3,708.99/x
  3. Step 3: Cross multiply
    5,354.10x = 8,031.15 × 3,708.99
  4. Step 4: Simplify right side
    5,354.10x = 29,787,455.04
  5. Step 5: Solve for x
    x = 29,787,455.04/5,354.10
  6. Step 6: Final answer
    x = 5,563.49

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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.