Home / 7,580.87-11,364.57-4,072.76

Finding the Fourth Proportional to 7,580.87, 11,364.57 and 4,072.76

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Solution

The fourth proportional to 7,580.87, 11,364.57 and 4,072.76 is: 6,105.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580.87 : 11,364.57 = 4,072.76 : x
  2. Step 2: Convert to fraction form
    7,580.87/11,364.57 = 4,072.76/x
  3. Step 3: Cross multiply
    7,580.87x = 11,364.57 × 4,072.76
  4. Step 4: Simplify right side
    7,580.87x = 46,285,166.11
  5. Step 5: Solve for x
    x = 46,285,166.11/7,580.87
  6. Step 6: Final answer
    x = 6,105.52

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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.