Home / 4,036.78-5,571.03-2,465.74

Finding the Fourth Proportional to 4,036.78, 5,571.03 and 2,465.74

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Solution

The fourth proportional to 4,036.78, 5,571.03 and 2,465.74 is: 3,402.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,036.78 : 5,571.03 = 2,465.74 : x
  2. Step 2: Convert to fraction form
    4,036.78/5,571.03 = 2,465.74/x
  3. Step 3: Cross multiply
    4,036.78x = 5,571.03 × 2,465.74
  4. Step 4: Simplify right side
    4,036.78x = 13,736,711.51
  5. Step 5: Solve for x
    x = 13,736,711.51/4,036.78
  6. Step 6: Final answer
    x = 3,402.89

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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.