Home / 5,001.21-6,901.07-2,762.91

Finding the Fourth Proportional to 5,001.21, 6,901.07 and 2,762.91

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Solution

The fourth proportional to 5,001.21, 6,901.07 and 2,762.91 is: 3,812.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.21 : 6,901.07 = 2,762.91 : x
  2. Step 2: Convert to fraction form
    5,001.21/6,901.07 = 2,762.91/x
  3. Step 3: Cross multiply
    5,001.21x = 6,901.07 × 2,762.91
  4. Step 4: Simplify right side
    5,001.21x = 19,067,021.50
  5. Step 5: Solve for x
    x = 19,067,021.50/5,001.21
  6. Step 6: Final answer
    x = 3,812.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.