Home / 7,451.30-11,182.07-3,068.75

Finding the Fourth Proportional to 7,451.30, 11,182.07 and 3,068.75

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Solution

The fourth proportional to 7,451.30, 11,182.07 and 3,068.75 is: 4,605.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.30 : 11,182.07 = 3,068.75 : x
  2. Step 2: Convert to fraction form
    7,451.30/11,182.07 = 3,068.75/x
  3. Step 3: Cross multiply
    7,451.30x = 11,182.07 × 3,068.75
  4. Step 4: Simplify right side
    7,451.30x = 34,315,012.94
  5. Step 5: Solve for x
    x = 34,315,012.94/7,451.30
  6. Step 6: Final answer
    x = 4,605.24

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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.