Home / 4,239.86-5,851.17-2,561.13

Finding the Fourth Proportional to 4,239.86, 5,851.17 and 2,561.13

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Solution

The fourth proportional to 4,239.86, 5,851.17 and 2,561.13 is: 3,534.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.86 : 5,851.17 = 2,561.13 : x
  2. Step 2: Convert to fraction form
    4,239.86/5,851.17 = 2,561.13/x
  3. Step 3: Cross multiply
    4,239.86x = 5,851.17 × 2,561.13
  4. Step 4: Simplify right side
    4,239.86x = 14,985,607.02
  5. Step 5: Solve for x
    x = 14,985,607.02/4,239.86
  6. Step 6: Final answer
    x = 3,534.46

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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.