Home / 3,913.33-5,401.86-2,588.84

Finding the Fourth Proportional to 3,913.33, 5,401.86 and 2,588.84

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Solution

The fourth proportional to 3,913.33, 5,401.86 and 2,588.84 is: 3,573.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913.33 : 5,401.86 = 2,588.84 : x
  2. Step 2: Convert to fraction form
    3,913.33/5,401.86 = 2,588.84/x
  3. Step 3: Cross multiply
    3,913.33x = 5,401.86 × 2,588.84
  4. Step 4: Simplify right side
    3,913.33x = 13,984,551.24
  5. Step 5: Solve for x
    x = 13,984,551.24/3,913.33
  6. Step 6: Final answer
    x = 3,573.57

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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.