Home / 4,239.77-5,851.00-2,561.47

Finding the Fourth Proportional to 4,239.77, 5,851.00 and 2,561.47

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Solution

The fourth proportional to 4,239.77, 5,851.00 and 2,561.47 is: 3,534.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.77 : 5,851.00 = 2,561.47 : x
  2. Step 2: Convert to fraction form
    4,239.77/5,851.00 = 2,561.47/x
  3. Step 3: Cross multiply
    4,239.77x = 5,851.00 × 2,561.47
  4. Step 4: Simplify right side
    4,239.77x = 14,987,161.88
  5. Step 5: Solve for x
    x = 14,987,161.88/4,239.77
  6. Step 6: Final answer
    x = 3,534.90

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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.