Home / 7,548.07-11,317.70-2,281.51

Finding the Fourth Proportional to 7,548.07, 11,317.70 and 2,281.51

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Solution

The fourth proportional to 7,548.07, 11,317.70 and 2,281.51 is: 3,420.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.07 : 11,317.70 = 2,281.51 : x
  2. Step 2: Convert to fraction form
    7,548.07/11,317.70 = 2,281.51/x
  3. Step 3: Cross multiply
    7,548.07x = 11,317.70 × 2,281.51
  4. Step 4: Simplify right side
    7,548.07x = 25,821,434.32
  5. Step 5: Solve for x
    x = 25,821,434.32/7,548.07
  6. Step 6: Final answer
    x = 3,420.93

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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.