Home / 7,276.09-10,914.84-2,892.57

Finding the Fourth Proportional to 7,276.09, 10,914.84 and 2,892.57

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Solution

The fourth proportional to 7,276.09, 10,914.84 and 2,892.57 is: 4,339.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.09 : 10,914.84 = 2,892.57 : x
  2. Step 2: Convert to fraction form
    7,276.09/10,914.84 = 2,892.57/x
  3. Step 3: Cross multiply
    7,276.09x = 10,914.84 × 2,892.57
  4. Step 4: Simplify right side
    7,276.09x = 31,571,938.74
  5. Step 5: Solve for x
    x = 31,571,938.74/7,276.09
  6. Step 6: Final answer
    x = 4,339.14

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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.