Home / 1,697.20-2,545.26-967.12

Finding the Fourth Proportional to 1,697.20, 2,545.26 and 967.12

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Solution

The fourth proportional to 1,697.20, 2,545.26 and 967.12 is: 1,450.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697.20 : 2,545.26 = 967.12 : x
  2. Step 2: Convert to fraction form
    1,697.20/2,545.26 = 967.12/x
  3. Step 3: Cross multiply
    1,697.20x = 2,545.26 × 967.12
  4. Step 4: Simplify right side
    1,697.20x = 2,461,571.85
  5. Step 5: Solve for x
    x = 2,461,571.85/1,697.20
  6. Step 6: Final answer
    x = 1,450.37

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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.