Home / 4,088.94-5,642.61-2,320.50

Finding the Fourth Proportional to 4,088.94, 5,642.61 and 2,320.50

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Solution

The fourth proportional to 4,088.94, 5,642.61 and 2,320.50 is: 3,202.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.94 : 5,642.61 = 2,320.50 : x
  2. Step 2: Convert to fraction form
    4,088.94/5,642.61 = 2,320.50/x
  3. Step 3: Cross multiply
    4,088.94x = 5,642.61 × 2,320.50
  4. Step 4: Simplify right side
    4,088.94x = 13,093,676.51
  5. Step 5: Solve for x
    x = 13,093,676.51/4,088.94
  6. Step 6: Final answer
    x = 3,202.22

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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.