Home / 7,530.51-11,287.79-4,018.35

Finding the Fourth Proportional to 7,530.51, 11,287.79 and 4,018.35

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Solution

The fourth proportional to 7,530.51, 11,287.79 and 4,018.35 is: 6,023.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.51 : 11,287.79 = 4,018.35 : x
  2. Step 2: Convert to fraction form
    7,530.51/11,287.79 = 4,018.35/x
  3. Step 3: Cross multiply
    7,530.51x = 11,287.79 × 4,018.35
  4. Step 4: Simplify right side
    7,530.51x = 45,358,290.95
  5. Step 5: Solve for x
    x = 45,358,290.95/7,530.51
  6. Step 6: Final answer
    x = 6,023.27

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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.