Home / 4,089.64-5,642.95-2,411.58

Finding the Fourth Proportional to 4,089.64, 5,642.95 and 2,411.58

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Solution

The fourth proportional to 4,089.64, 5,642.95 and 2,411.58 is: 3,327.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.64 : 5,642.95 = 2,411.58 : x
  2. Step 2: Convert to fraction form
    4,089.64/5,642.95 = 2,411.58/x
  3. Step 3: Cross multiply
    4,089.64x = 5,642.95 × 2,411.58
  4. Step 4: Simplify right side
    4,089.64x = 13,608,425.36
  5. Step 5: Solve for x
    x = 13,608,425.36/4,089.64
  6. Step 6: Final answer
    x = 3,327.54

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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.