Home / 5,292.07-7,935.80-2,515.48

Finding the Fourth Proportional to 5,292.07, 7,935.80 and 2,515.48

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Solution

The fourth proportional to 5,292.07, 7,935.80 and 2,515.48 is: 3,772.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292.07 : 7,935.80 = 2,515.48 : x
  2. Step 2: Convert to fraction form
    5,292.07/7,935.80 = 2,515.48/x
  3. Step 3: Cross multiply
    5,292.07x = 7,935.80 × 2,515.48
  4. Step 4: Simplify right side
    5,292.07x = 19,962,313.77
  5. Step 5: Solve for x
    x = 19,962,313.77/5,292.07
  6. Step 6: Final answer
    x = 3,772.12

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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.