Home / 3,539.02-4,881.65-2,542.72

Finding the Fourth Proportional to 3,539.02, 4,881.65 and 2,542.72

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Solution

The fourth proportional to 3,539.02, 4,881.65 and 2,542.72 is: 3,507.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.02 : 4,881.65 = 2,542.72 : x
  2. Step 2: Convert to fraction form
    3,539.02/4,881.65 = 2,542.72/x
  3. Step 3: Cross multiply
    3,539.02x = 4,881.65 × 2,542.72
  4. Step 4: Simplify right side
    3,539.02x = 12,412,669.09
  5. Step 5: Solve for x
    x = 12,412,669.09/3,539.02
  6. Step 6: Final answer
    x = 3,507.37

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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.