Home / 5,070.58-7,605.90-2,150.92

Finding the Fourth Proportional to 5,070.58, 7,605.90 and 2,150.92

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Solution

The fourth proportional to 5,070.58, 7,605.90 and 2,150.92 is: 3,226.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.58 : 7,605.90 = 2,150.92 : x
  2. Step 2: Convert to fraction form
    5,070.58/7,605.90 = 2,150.92/x
  3. Step 3: Cross multiply
    5,070.58x = 7,605.90 × 2,150.92
  4. Step 4: Simplify right side
    5,070.58x = 16,359,682.43
  5. Step 5: Solve for x
    x = 16,359,682.43/5,070.58
  6. Step 6: Final answer
    x = 3,226.39

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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.