Home / 7,263.14-10,896.12-2,880.63

Finding the Fourth Proportional to 7,263.14, 10,896.12 and 2,880.63

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Solution

The fourth proportional to 7,263.14, 10,896.12 and 2,880.63 is: 4,321.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,263.14 : 10,896.12 = 2,880.63 : x
  2. Step 2: Convert to fraction form
    7,263.14/10,896.12 = 2,880.63/x
  3. Step 3: Cross multiply
    7,263.14x = 10,896.12 × 2,880.63
  4. Step 4: Simplify right side
    7,263.14x = 31,387,690.16
  5. Step 5: Solve for x
    x = 31,387,690.16/7,263.14
  6. Step 6: Final answer
    x = 4,321.51

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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.