Home / 7,551.43-11,320.16-5,087.00

Finding the Fourth Proportional to 7,551.43, 11,320.16 and 5,087.00

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Solution

The fourth proportional to 7,551.43, 11,320.16 and 5,087.00 is: 7,625.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.43 : 11,320.16 = 5,087.00 : x
  2. Step 2: Convert to fraction form
    7,551.43/11,320.16 = 5,087.00/x
  3. Step 3: Cross multiply
    7,551.43x = 11,320.16 × 5,087.00
  4. Step 4: Simplify right side
    7,551.43x = 57,585,656.79
  5. Step 5: Solve for x
    x = 57,585,656.79/7,551.43
  6. Step 6: Final answer
    x = 7,625.80

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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.